Unit 2 Safety 单元语法（过去进行时）-2025-2026学年八年级英语下册单元语法词汇题型知识点练习(冀教版)

Unit 2 Safety 核心语法精练（过去进行时） （时间：40分钟，满分：100分） 过去进行时 构成 was/were+ doing 含义 表示过去某一时刻或某一时间段正在进行的动作 标志词 at that time, at this time yesterday, at 8:00 yesterday morning, all night 及when/while 用 法 区 别 When ①既指时间点，也可指时间段；后可接终止性动词，也可接延续性动词 ②从句的动作和主句的动作可以是同时，也可以是先后发生 ③when 后一般接过去式：When the teacher came in, we were talking. ④表“突然”：I was having my dinner when there was a sudden knock at the door. While ①后接延续性动词 ②从句的动作和主句的动作是同时发生 ③while 后一般接进行时：While we were talking, the teacher came in. ④表“然而”：Mother was cooking ,while father was watching TV . 一、单项选择(本大题共30小题，每小题2分，共60分) 1．The little girl ________ when her mother came home. A．will cry B．cries C．has cried D．was crying 2．—Did you talk to Mr. Wang when you passed the office? —Yes. But he ______ his lesson plan carefully, so I said hello and left quietly. A．makes B．made C．was making D．will make 3．At 7 o’clock yesterday evening, my brother ________ the World Cup match on TV. A．was watching B．is watching C．will watch D．watched 4．While the students ________ for the oral test, their teacher was checking their homework quietly. A．prepare B．prepared C．were preparing D．will prepare 5．—_______did the rainstorm come, Mr Liu? —While we _______ a chemistry lesson yesterday afternoon. A．While; have had B．While; have C．When; are having D．When; were having 6．Mary ________ a picture when her dad got home yesterday evening. A．draws B．was drawing C．will draw 7．—Does Li Ming usually give a hand to others? —Of course. When I saw him yesterday, he ________ an old man cross the road. A．helps B．has helped C．was helping D．is helping 8．It started to rain while the guide ________ us how to build a safe shelter in the wild. A．teaches B．taught C．is teaching D．was teaching 9．I ________ to my favourite music in my bedroom ________ the lights went off. A．was listening; when B．listened; while C．was listening; while D．listened; when 10．—________ you ________ a book at 9 last night? —No, I was watching a movie. A．Do; read B．Did; read C．Were; reading D．Are; reading 11．When I got home yesterday evening, my parents ________ dinner in the kitchen. A．cook B．cooked C．are cooking D．were cooking 12．While my sister ________ for the bus, she saw a small cat on the street. A．waits B．waited C．was waiting D．is waiting 13．—Hello, Jack! I called you but you didn’t answer the phone yesterday. —Hi, Bruce! Sorry, I ________ at that time. A．was taking a shower B．am cooking C．ran 14．I ________ with my parents when he rang me up yesterday afternoon. A．am shopping B．shopping C．was shopping 15．Lisa was busy taking notes ________ Mark was talking with others. A．what B．unless C．when D．while 16．—I asked him a question,but he didn’t reply. —Maybe he ________ about something else while you were asking. A．thought B．thinks C．was thinking D．has thought 17．—What were you doing when I called you last night, Tom? —I ________ football with my classmates. A．play B．was playing C．will play 18．—Did you watch the football match last night? —No. I _______ for my math test at that time. A．will study B．studied C．was studying 19．—Jimmy, I called you yesterday but no one answered. —At 10 o’clock? Oh, I _________ a shower. A．was taking B．am taking C．will take 20．—What did the reporter say about the World Cup just now? —Oh, sorry. I don’t know either. I ________ a phone then. A．answered B．am answering C．will answer D．was answering 21．—Annie, I didn’t see you at Jim’s party yesterday morning. —Oh, I ________ a museum at that time. A．am visiting B．was visiting C．visited D．will visit 22．— When did your room have a power cut? — This morning, when I ________ the math problem with my friend. A．discuss B．discussed C．is discussing D．was discussing 23．—I knocked at the door yesterday morning, but you didn’t answer. —Oh, I ________ vegetables with my parents on the farm. A．am planting B．plant C．was planting D．planted 24．— What was your grandfather doing at this time last night? — He ________ for news about Shenzhou 15 on the Internet. A．will search B．is searching C．was searching 25．All the villagers in their houses ________ when the earthquake happened. A．are sleeping B．were sleeping C．slept 26．— Mark, I call you at 7:00 yesterday evening, but you didn’t pick up. — Oh, I _________ the garden. A．sweep B．swept C．is sweeping D．was sweeping 27．My father ________ my bike at 5:00 yesterday afternoon. A．mends B．mended C．is mending D．was mending 28．Carrie ________ on ice when she suddenly fell off her bike in front me. A．rides B．is riding C．was riding D．will ride 29．I ________ a painting when my mother came back home. A．draw B．drew C．was drawing D．will draw 30．When Jenny got to his office, he _________ to his mother on the phone. A．has spoken B．spoke C．was speaking D．speaks 二、单词拼写(本大题共10小题，每小题2分，共20分) 31．When we turned on the TV, the news reporter was (report) the story of the hero. 32．Tommy (sing) a song in his room when his father worked on the computer. 33．Mary (wait) for the school bus when it began to rain heavily this morning. 34．They (read) books when I called them yesterday. 35．The club members (dance) when they heard a terrible noise outside. 36．—I went to your house after work yesterday but you were not there. —Oh, I (walk) my dog outside. 37．When I (get) home yesterday afternoon, it was raining hard. 38．While we (have) dinner on Christmas Eve, it began to snow heavily. 39．The Green family (hold) a party when the ground began to shake. 40．While my mother (do) the dishes in the kitchen, my father was sweeping the floor. 三、完成句子(本大题共10小题，每小题2分，共20分) 41．下大雪的时候你在做什么？ What you it heavily? 42．I was waiting for the bus when you called me. (对画线部分提问) you when I called you? 43．昨天晚上8点我正在看电视。 I at 8:00 yesterday evening. 44．Mike made his bed yesterday afternoon. (用 this time yesterday改写句子) Mike his bed this time yesterday. 45．你那时正在玩电脑游戏吗？ you at that time? 46．昨天这个时候，Jane正在洗澡吗？ Jane at this time yesterday? 47．当我在做作业的时候，妈妈在洗衣服。 While I my homework, my mother . 48．I was having dinner at my friend’s this time last night. (改为一般疑问句) having dinner at my friend’s this time last night? 49．那时我们正在考虑游览长城。 We were visiting the Great Wall at that time. 50．我经过他房间时，我发现他正在浏览图片。 When I walked past his room, he was the pictures. 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $ Unit 2 Safety 核心语法精练（过去进行时） （时间：40分钟，满分：100分） 过去进行时 构成 was/were+ doing 含义 表示过去某一时刻或某一时间段正在进行的动作 标志词 at that time, at this time yesterday, at 8:00 yesterday morning, all night 及when/while 用 法 区 别 When ①既指时间点，也可指时间段；后可接终止性动词，也可接延续性动词 ②从句的动作和主句的动作可以是同时，也可以是先后发生 ③when 后一般接过去式：When the teacher came in, we were talking. ④表“突然”：I was having my dinner when there was a sudden knock at the door. While ①后接延续性动词 ②从句的动作和主句的动作是同时发生 ③while 后一般接进行时：While we were talking, the teacher came in. ④表“然而”：Mother was cooking ,while father was watching TV . 一、单项选择(本大题共30小题，每小题2分，共60分) 1．The little girl ________ when her mother came home. A．will cry B．cries C．has cried D．was crying 【答案】D 【详解】句意：当妈妈回家时，这个小女孩正在哭。 考查时态辨析。根据从句“when her mother came home”中的“came”可知，主句动作发生在过去，且“哭”这一动作在妈妈回家时正在进行，需用过去进行时was/were doing。故选D。 2．—Did you talk to Mr. Wang when you passed the office? —Yes. But he ______ his lesson plan carefully, so I said hello and left quietly. A．makes B．made C．was making D．will make 【答案】C 【详解】句意：——你经过办公室时和王老师说话了吗？——是的。但他当时正在认真地写教案，所以我打了声招呼就悄悄离开了。 考查过去进行时。根据语境，当“我”经过办公室时，王老师正在专注地写教案，强调过去某个时间点正在进行的动作，需用过去进行时。故选C。 3．At 7 o’clock yesterday evening, my brother ________ the World Cup match on TV. A．was watching B．is watching C．will watch D．watched 【答案】A 【详解】句意：昨天晚上7点，我哥哥正在电视上看世界杯比赛。 考查动词的时态。根据时间状语“At 7 o’clock yesterday evening”可知，该时间点是过去的具体时刻，表示在过去某一时刻正在进行的动作，应使用过去进行时。故选A。 4．While the students ________ for the oral test, their teacher was checking their homework quietly. A．prepare B．prepared C．were preparing D．will prepare 【答案】C 【详解】句意：当学生们正在为口语测试做准备时，他们的老师正在安静地检查他们的作业。 考查动词时态辨析。prepare动词原形；prepared过去式/过去分词；were preparing过去进行时；will prepare一般将来时。根据“While”及后半句“their teacher was checking their homework quietly”可知，while引导的时间状语从句常用过去进行时，强调主从句动作在过去同时进行，结构为“was/were+现在分词”，主语“the students”是复数，be动词用“were”，“prepare”的现在分词是“preparing”。故选C。 5．—_______did the rainstorm come, Mr Liu? —While we _______ a chemistry lesson yesterday afternoon. A．While; have had B．While; have C．When; are having D．When; were having 【答案】D 【详解】句意：——刘老师，暴风雨是什么时候来的？——昨天下午我们正在上化学课的时候。 考查特殊疑问词辨析和时态。根据答语“yesterday afternoon”可知，第一空应是询问时间，用When引导的特殊疑问句，意为“什么时候”；根据“While we ... a chemistry lesson yesterday afternoon.”可知，第二空描述过去某个时间点正在进行的动作，用过去进行时态，其结构为“was/were + 现在分词”。故选D。 6．Mary ________ a picture when her dad got home yesterday evening. A．draws B．was drawing C．will draw 【答案】B 【详解】句意：昨晚她爸爸到家时，玛丽正在画画。 考查过去进行时。根据从句“when her dad got home yesterday evening”可知，此处表示当某事发生时，另一件事情正在进行，主句需用过去进行时。故选B。 7．—Does Li Ming usually give a hand to others? —Of course. When I saw him yesterday, he ________ an old man cross the road. A．helps B．has helped C．was helping D．is helping 【答案】C 【详解】句意：——李明经常帮助别人吗？——当然。昨天我看到他时，他正在帮助一位老人过马路。 考查动词时态。根据“When I saw him yesterday”可知，动作发生在过去，且“看到”这一瞬间他正在帮助老人，强调过去某个时间点正在进行的动作，应用过去进行时。故选C。 8．It started to rain while the guide ________ us how to build a safe shelter in the wild. A．teaches B．taught C．is teaching D．was teaching 【答案】D 【详解】句意：当向导正在教我们如何在野外搭建安全庇护所时，天开始下雨了。 考查时态辨析。主句“It started to rain”使用了一般过去时，而“while”引导的时间状语从句表示“当……时”，强调主句动作发生时从句动作正在进行，因此从句需用过去进行时“was/were+动词现在分词”，主语为单数，be动词用was。故选D。 9．I ________ to my favourite music in my bedroom ________ the lights went off. A．was listening; when B．listened; while C．was listening; while D．listened; when 【答案】A 【详解】句意：我在卧室里听我最喜欢的音乐，这时灯突然灭了。 考查时态与连词辨析。第一空，was listening正在听，过去进行时；listened听，一般过去时。根据“the lights went off”是瞬间动作，描述该瞬间正在发生的动作，应用过去进行时was listening。第二空，when当……时，可表示一个动作发生时另一个动作正在进行；while当……时，强调动作同时持续。从句“the lights went off”是短暂性动作，且主句为进行时，应用when连接。故选A。 10．—________ you ________ a book at 9 last night? —No, I was watching a movie. A．Do; read B．Did; read C．Were; reading D．Are; reading 【答案】C 【详解】句意：——昨晚9点你正在读一本书吗？——不，我正在看电影。 考查过去进行时。根据答句“I was watching a movie”可知，问句询问过去某个具体时间正在进行的动作，时间状语“at 9 last night”表示过去某一时刻，需用过去进行时was/were + doing。选项C为过去进行时结构，符合语境。故选C。 11．When I got home yesterday evening, my parents ________ dinner in the kitchen. A．cook B．cooked C．are cooking D．were cooking 【答案】D 【详解】句意：当我昨晚到家时，我的父母正在厨房做晚饭。 考查过去进行时。根据时间状语“When I got home yesterday evening”可知，“我到家”是过去发生的动作，而“父母做饭”是在“我到家”那一刻正在进行的动作，因此需用过去进行时was/were doing。主语“my parents”是复数，故用were cooking。故选D。 12．While my sister ________ for the bus, she saw a small cat on the street. A．waits B．waited C．was waiting D．is waiting 【答案】C 【详解】句意：当我妹妹在等公交车时，她在街上看到一只小猫。 考查时态。根据“saw”（看见）可知，主句为一般过去时。while引导时间状语从句，强调主句动作发生时从句动作正在进行，从句应用过去进行时（was/were doing）。主语“my sister”为第三人称单数，应用was waiting。故选C。 13．—Hello, Jack! I called you but you didn’t answer the phone yesterday. —Hi, Bruce! Sorry, I ________ at that time. A．was taking a shower B．am cooking C．ran 【答案】A 【详解】句意：——你好，杰克！我昨天打电话给你，但你没有接。——嗨，布鲁斯！对不起，我当时在洗澡。 考查时态辨析。was taking a shower在洗澡，过去进行时；am cooking在做饭，现在进行时；ran跑了，过去式。根据上下文“yesterday”和“at that time”可知，此处是表示过去某个具体时间点正在进行的动作，应使用过去进行时（was/were + doing）。故选A。 14．I ________ with my parents when he rang me up yesterday afternoon. A．am shopping B．shopping C．was shopping 【答案】C 【详解】句意：昨天下午他给我打电话时，我正在和父母一起购物。 考查过去进行时。根据“I … with my parents when he rang me up yesterday afternoon.”可知，此处是指他给我打电话时，购物正在进行，且打电话是过去发生的，所以此处应用过去进行时，其结构为was/were doing；主语为I，be动词用was；动词shop“购物”的现在分词为shopping。故选C。 15．Lisa was busy taking notes ________ Mark was talking with others. A．what B．unless C．when D．while 【答案】D 【详解】句意：当马克和其他人交谈时，丽莎正忙着做笔记。 考查while引导的时间状语从句。what什么；unless除非；when当……时；while当，而。根据“Lisa was busy taking notes…Mark was talking with others.”可知，此处表示两个动作同时发生，用while连接。故选D。 16．—I asked him a question,but he didn’t reply. —Maybe he ________ about something else while you were asking. A．thought B．thinks C．was thinking D．has thought 【答案】C 【详解】句意：——我问他一个问题，但他没有回答。——也许你问的时候他在想别的事情。 考查时态。根据“Maybe he ... about something else while you were asking.”可知，事情发生在过去，且“思考”这个动作与“询问”这个动作是同时进行，故应用过去进行时态，结构为was/were doing。故选C。 17．—What were you doing when I called you last night, Tom? —I ________ football with my classmates. A．play B．was playing C．will play 【答案】B 【详解】句意：——汤姆，昨晚我打电话给你时，你在干什么？——我在和同学们踢足球。 考查时态。play一般现在时；was playing过去进行时；will play一般将来时。根据“What were you doing when I called you last night”可知，此处是对过去某个时刻正在发生的事情进行提问，应用过去进行时，故选B。 18．—Did you watch the football match last night? —No. I _______ for my math test at that time. A．will study B．studied C．was studying 【答案】C 【详解】句意：——你昨晚看这场足球比赛了吗？——没有，我那时正在为数学考试而学习。 考查时态。根据“at that time”可知是描述过去某一时刻发生的事情，应用过去进行时，其结构为were/was doing，故选C。 19．—Jimmy, I called you yesterday but no one answered. —At 10 o’clock? Oh, I _________ a shower. A．was taking B．am taking C．will take 【答案】A 【详解】句意：——Jimmy，昨天我给你打电话但是没有人接。——在10点钟？ 哦，我正在洗澡。 考查动词时态。根据“I called you yesterday but no one answered”可知是昨天十点打电话，表示在过去某个时间正在做的事，用过去进行时。故选A。 20．—What did the reporter say about the World Cup just now? —Oh, sorry. I don’t know either. I ________ a phone then. A．answered B．am answering C．will answer D．was answering 【答案】D 【详解】句意：——记者刚才关于世界杯说了什么？——噢，对不起。我也不知道。我那时正在接电话。 考查动词时态。结合语境和“then”可知，那时我正在接电话，“那时正在……”为过去进行时，结构为was/were doing。故选D。 21．—Annie, I didn’t see you at Jim’s party yesterday morning. —Oh, I ________ a museum at that time. A．am visiting B．was visiting C．visited D．will visit 【答案】B 【详解】句意：——-安妮，昨天早上我没在吉姆的派对上看到你。——哦，那时我正在参观博物馆。 考查时态。根据“at that time”可知，此处用过去进行时，其构成为“was/were doing”，故选B。 22．— When did your room have a power cut? — This morning, when I ________ the math problem with my friend. A．discuss B．discussed C．is discussing D．was discussing 【答案】D 【详解】句意：——你的房间什么时候停电的？——今天早上，当我和朋友讨论数学问题的时候。 考查动词时态。根据“This morning”可知，停电和讨论问题都发生在过去，且停电时讨论问题这个动作正在进行，应用过去进行时：was/were doing。故选D。 23．—I knocked at the door yesterday morning, but you didn’t answer. —Oh, I ________ vegetables with my parents on the farm. A．am planting B．plant C．was planting D．planted 【答案】C 【详解】句意：——昨天早上我敲了门，但你没有回答。——哦，我当时和父母在农场种蔬菜。 考查动词的时态。根据“I knocked at the door yesterday morning, but you didn’t answer.”可知是敲门的时候正在和父母在农场种菜，表示在过去某个时刻动作正在发生，用过去进行时was/were doing。故选C。 24．— What was your grandfather doing at this time last night? — He ________ for news about Shenzhou 15 on the Internet. A．will search B．is searching C．was searching 【答案】C 【详解】句意：——你的爷爷昨天晚上这个时候在做什么？——他正在网上搜寻关于神舟15号的新闻。 考查过去进行时。根据“at this time last night”可知，要用过去进行时，结构为was/were doing。故选C。 25．All the villagers in their houses ________ when the earthquake happened. A．are sleeping B．were sleeping C．slept 【答案】B 【详解】句意：当地震发生时，所有的村民都在家中睡觉。 考查过去进行时。根据“All the villagers in their houses...when the earthquake happened.”可知，此处表示过去某个时刻正在进行的动作，应用过去进行时，其结构是：was/were+动词-ing形式，主语All the villagers表示复数，be动词应用were，故选B。 26．— Mark, I call you at 7:00 yesterday evening, but you didn’t pick up. — Oh, I _________ the garden. A．sweep B．swept C．is sweeping D．was sweeping 【答案】D 【详解】句意：——马克，我昨天晚上7点给你打电话，但你没有接。——哦，我正在扫花园。 考查过去进行时。根据“ I call you at 7:00 yesterday evening, but you didn’t pick up.”可知，答话人那会应该是“正在扫”花园，用过去进行时，其谓语结构是：was/were+动词的现在分词。故选D。 27．My father ________ my bike at 5:00 yesterday afternoon. A．mends B．mended C．is mending D．was mending 【答案】D 【详解】句意：昨天下午五点我父亲正在修理我的自行车。 考查动词时态用法。mends修理，三单形式；mended过去式；is mending现在进行时；was mending过去进行时。根据“at 5:00 yesterday afternoon”可知，设空处表示“修理自行车”是昨天下午五点正在进行的动作，所以使用过去进行时表达。故选D。 28．Carrie ________ on ice when she suddenly fell off her bike in front me. A．rides B．is riding C．was riding D．will ride 【答案】C 【详解】句意：卡丽正在冰上骑车，突然在我面前从自行车上摔了下来。 考查动词时态。根据“when she suddenly fell off her bike in front me.”可知此处是when引导的时间状语从句，主句用过去进行时，表示过去正在发生的事情，故选C。 29．I ________ a painting when my mother came back home. A．draw B．drew C．was drawing D．will draw 【答案】C 【详解】句意：当我妈妈回家时，我正在画画。 考查动词时态。根据when以及came可知，主句表示过去某个时刻正在发生的事情，用过去进行时was/were doing的结构，故选C。 30．When Jenny got to his office, he _________ to his mother on the phone. A．has spoken B．spoke C．was speaking D．speaks 【答案】C 【详解】句意：当Jenny到达他的办公室时，他正在和他妈妈讲电话。 考查动词时态。根据“When Jenny got to his office”可知，时态为过去进行时，结构是“was/were doing”。故选C。 二、单词拼写(本大题共10小题，每小题2分，共20分) 31．When we turned on the TV, the news reporter was (report) the story of the hero. 【答案】reporting 【详解】句意：当我们打开电视时，新闻记者正在报道这位英雄的事迹。report意为“报道”，动词，根据“When we turned on the TV ... was ...”可知，此处描述过去某个时间点正在发生的事情，需用动词的现在分词形式构成过去进行时，report的现在分词为reporting。故填reporting。 32．Tommy (sing) a song in his room when his father worked on the computer. 【答案】was singing 【详解】句意：当汤米的爸爸在电脑前工作时，他正在房间里唱歌。sing“唱歌”，动词。根据“when his father worked on the computer”可知，此处描述过去某个时间点正在进行的动作，需用过去进行时“was/were + 现在分词”；主语Tommy是第三人称单数，be动词用was，sing的现在分词是singing。故填was singing。 33．Mary (wait) for the school bus when it began to rain heavily this morning. 【答案】was waiting 【详解】句意：今天早上开始下大雨时，玛丽正在等校车。根据“when it began to rain heavily this morning”可知，表示过去某个时刻正在做某事，时态为过去进行时“was/were+现在分词”。wait“等待”，延续性动词，主语为Mary，be动词用was，wait的现在分词是waiting。故填was waiting。 34．They (read) books when I called them yesterday. 【答案】were reading 【详解】句意：昨天我打电话给他们的时候，他们正在看书。根据括号内的单词提示可知，read“读”；when引导的时间状语从句用一般过去时，主句表示过去某个时刻正在进行的动作，需用过去进行时“was/were + 现在分词”。主语they是复数，因此用were；read的现在分词形式是reading。故填were reading。 35．The club members (dance) when they heard a terrible noise outside. 【答案】were dancing 【详解】句意：俱乐部成员正在跳舞的时候，突然听见外面有可怕的噪音。dance意为“跳舞”，动词。根据“The club members ... when they heard a terrible noise outside.”可知，句子为when引导的时间状语从句，从句为一般过去时，主句为过去进行时，其结构为“was/were + 现在分词”，主语The club members为复数，be要用were，dance的现在分词为dancing。故填were dancing。 36．—I went to your house after work yesterday but you were not there. —Oh, I (walk) my dog outside. 【答案】was walking 【详解】句意：——昨天下班后我去了你家，但你不在。——哦，我当时正在外面遛狗。根据括号内的单词提示可知，walk“走”，根据“I went to your house after work yesterday”可知，是过去的时间点，而“遛狗”是在那个时间点正在进行的动作，需用过去进行时“was/were + 动词的现在分词”。主语是I，因此助动词应用was；动词walk的现在分词形式是walking。故填was walking。 37．When I (get) home yesterday afternoon, it was raining hard. 【答案】got 【详解】句意：昨天下午我到家时，雨下得很大。根据括号内的单词提示可知，get“到达”，又根据时间状语“yesterday afternoon”可知，本句描述过去发生的动作，需用一般过去时。动词get的过去式是got，因此填got。故填got。 38．While we (have) dinner on Christmas Eve, it began to snow heavily. 【答案】were having 【详解】句意：平安夜我们正在吃饭时，开始下起了大雪。while引导时间状语从句，主句“began”是一般过去时，从句表示过去某个时段正在发生的事情，要用过去进行时was/were doing的结构，主语we是复数，故填were having。 39．The Green family (hold) a party when the ground began to shake. 【答案】were holding 【详解】句意：格林一家正在举行宴会，突然地开始摇晃起来。when引导的时间状语从句，从句用一般过去时，主句表示过去某个时刻正在发生的事情，用过去进行时was/were doing的结构，主语The Green family是指格林一家人，be动词用were，故填were holding。 40．While my mother (do) the dishes in the kitchen, my father was sweeping the floor. 【答案】was doing 【详解】句意：妈妈在厨房洗碗的时候，爸爸在扫地。此句是while引导的时间状语从句，从句时态一般使用进行时态，主句“my father was sweeping the floor”是过去进行时，可知此句时态为过去进行时，其构成was/were doing，从句主语“my mother”是第三人称单数，应用was，do的现在分词是doing，故填was doing。 三、完成句子(本大题共10小题，每小题2分，共20分) 41．下大雪的时候你在做什么？ What you it heavily? 【答案】 were doing while was snowing 【详解】根据中英文对照可知，此处缺少“在做”和“当下大雪的时候”。前两空表达“在做”，根据句意可知，句子为过去进行时，结构为was/were doing，主语是“you”，“在做”翻译为were doing；后三空表达“当下大雪的时候”，用while引导时间状语从句，从句也用过去进行时，主语是“it”，“正在下雪”翻译为was snowing。故填were；doing；while；was；snowing。 42．I was waiting for the bus when you called me. (对画线部分提问) you when I called you? 【答案】 What were doing 【详解】句意：你打电话给我的时候，我正在等公交车。划线部分“was waiting for the bus”是正在进行的动作，对动作提问用疑问词what。原句时态为过去进行时，主语变为you时，be动词用were，“正在做某事”用“were doing”表达，疑问句中将what置于句首，首字母大写，后接were和主语you，再跟doing。故填What；were；doing。 43．昨天晚上8点我正在看电视。 I at 8:00 yesterday evening. 【答案】 was watching TV 【详解】watch TV“看电视”，根据“at 8:00 yesterday evening”可知，描述过去某一时刻正在发生的事情，用过去进行时was/were doing的结构，主语I是第一人称，助动词用was，故填was；watching；TV。 44．Mike made his bed yesterday afternoon. (用 this time yesterday改写句子) Mike his bed this time yesterday. 【答案】 was making 【详解】句意：迈克昨天下午整理了他的床铺。时间状语变为“this time yesterday”，时态为过去进行时，结构是was/were doing；主语为“Mike”，be应用was形式，make的分词为making。故填was；making。 45．你那时正在玩电脑游戏吗？ you at that time? 【答案】 Were playing computer games 【详解】play computer games“玩电脑游戏”，根据“at that time”可知，是过去进行时，主语是you，故填Were；playing；computer；games。 46．昨天这个时候，Jane正在洗澡吗？ Jane at this time yesterday? 【答案】 Was taking a bath 【详解】take a bath“洗澡”，根据句意可知，时态是过去进行时，主语是Jane，be动词用was。故填Was；taking；a；bath。 47．当我在做作业的时候，妈妈在洗衣服。 While I my homework, my mother . 【答案】 was doing was washing the clothes 【详解】do one’s homework“做作业”，wash the clothes“洗衣服”，根据句意可知，时态是过去进行时，故填was；doing；was；washing；the；clothes。 48．I was having dinner at my friend’s this time last night. (改为一般疑问句) having dinner at my friend’s this time last night? 【答案】 Were you 【详解】句意：昨晚这个时候我正在朋友家吃晚饭。含be动词的句子改一般疑问句将be动词提前至句首，注意第一人称改第二人称，句首首字母要大写，I需改为第二人称you，was需要改为复数were，故填Were；you。 49．那时我们正在考虑游览长城。 We were visiting the Great Wall at that time. 【答案】 thinking about 【详解】think about“考虑”；根据时间状语“at that time”可知，强调动作正在发生，用过去进行时，其结构为“was/were+动词现在分词”，故填thinking；about。 50．我经过他房间时，我发现他正在浏览图片。 When I walked past his room, he was the pictures. 【答案】 looking through 【详解】根据中英文对照可知，空处表达的意思是“浏览”，根据中文提示可知该句时态是过去进行时，结构是was doing，look through“浏览”，故填looking；through。 试卷第1页，共3页 试卷第1页，共3页 学科网（北京）股份有限公司 $