Unit 6 When disaster strikes 语法Grammar 过去进行时-2025-2026学年八年级英语上册单元重难点易错题精练（外研版2024）

班级 姓名 学号 分数 Unit 6 When disaster strikes 过去进行时 （时间：60分钟，满分：100分） 1、 单项选择(本大题共30小题，每小题2分，共60分) 1．I ________ when he knocked at the door. A．was cooking B．were cooking C．will cook D．cooked 2．—I called you last night, but you didn’t ________, Sam. —Yeah. I ________ a shower then. A．put up; was taking B．pick up; was taking C．pick up; took 3．When the grandpa ________, the door bell rang. A．slept B．is sleeping C．was sleeping D．sleeps 4．The students ________ a physics experiment when the fire alarm went off. A．were doing B．did C．will do D．are doing 5．Linda ________ the piano when her mother came back home. A．plays B．played C．is playing D．was playing 6．—Hi, Tim. I called you at eight last night, but you didn’t answer. —Oh, sorry, Jack. I ________ a walk with my parents at that time. A．took B．was taking C．has taken 7．—Helen, I didn’t see you in the classroom at five yesterday afternoon. —Oh, I ________ singing for Youth Day on May 4th. A．will practice B．practice C．am practicing D．was practicing 8．—I didn’t see you when I passed your classroom this morning. —Oh, I ________ with my math teacher in his office. A．talk B．will talk C．am talking D．was talking 9．—What was Lucy doing at 8 o’clock last night? —Sorry, I didn’t know. I ________ the newspaper at that time. A．read B．am reading C．was reading D．will read 10．It ________ hard ________ he got to the cinema yesterday evening. A．rained; while B．is raining; when C．was raining; while D．was raining; when 11．Millie ________ a novel this time yesterday morning. A．was reading B．read C．is reading D．has read 12．—Linda, I called at seven last night and you didn’t pick up. —Oh, I ________ to an English speech. A．listen B．am listening C．was listening D．listens 13．—Do you remember the car accident yesterday? —Sure. I ________ bus No. 6 when it happened. A．wait for B．am waiting for C．will wait for D．was waiting for 14．The earthquake happened when they ______ a math class. A．have B．had C．were having D．are having 15．—Hi, Daniel. You didn’t come to Jim’s party yesterday afternoon. What happened? —My brother’s model car was broken and I ________ it the whole afternoon. A．was repairing B．repair C．have repaired D．am repairing 16．—Why didn’t Alice come to the partly last night? —Because she ________ online classes at that time. A．takes B．took C．was taking D．is taking 17．When the teacher came into the classroom, the students ________ loudly. A．talk B．talked C．are talking D．were talking 18．Jane ________ with her friends when the teacher entered the classroom. A．is chatting B．chatted C．had chatted D．was chatting 19．When we arrived at the office, Eric ________ the sale of new products with his manager. A．was discussing B．discussed C．discuss D．is discussing 20．The factory ________ a large amount of dirty water into the river when some reporters arrived at the scene. A．pours B．will pour C．is pouring D．was pouring 21．—Sandy, what is your plan for the coming winter holiday? —Pardon? I’m sorry. I ________ about something else. A．think B．thought C．am thinking D．was thinking 22．—Did you watch the celebration 25th anniversary of Macao’s return to motherland? —Oh, no! I _________ a report at that time. A．wrote B．was writing C．am writing D．would write 23．—Is everything ready for the New Year Party? —I guess not. Henry and Hans ______ the room when I met them this morning. A．decorate B．decorated C．are decorating D．were decorating 24．—I called you at 7:00 yesterday evening, but nobody answered. —I’m sorry for it. My parents and I ________ in the supermarket. A．am shopping B．are shopping C．was shopping D．were shopping 25．We ________ a boat on the lake when it started to rain. A．are rowing B．were rowing C．rowed D．row 26．When I left home this morning, Mom ________ the housework. A．did B．was doing C．will do D．does 27．The wind ________ hard outside when the old man got up and closed the windows. A．blows B．was blowing C．is blowing D．will blow 28．— I called you yesterday, but you didn’t answer. — Sorry. I ________ a report on animal protection. A．read B．am reading C．was reading D．will read 29．—I called you last night but nobody answered. —Oh, maybe I ________ a bath at that time. A．am taking B．take C．was taking D．will take 30．—I didn’t find Sarah. Where was she? —She ________ for the coming football match on the playground. A．was training B．will train C．is training D．trained 2、 单词变形(本大题共20小题，每小题2分，共40分) 31．—Why didn’t you pick up my call this morning? —Sorry, I (lie) on the sofa and didn’t hear my phone. 32．We (listen) to the radio at this time yesterday. 33．I (walk) home on the street when the rainstorm came. 34．While the local guide the tourists take photos at the Yuanyang Rice Terraces, his phone suddenly rang. (help) 35．The TV (broadcast) a football match when I got home. 36．—I called you several times this morning, but you didn’t answer. —Sorry, I (mop) the floor in the next room. 37．We (climb) the hill when it began to rain yesterday. 38．My father (run) in the playground at this time yesterday. 39．Lucy (go) over her lessons from eight to nine yesterday evening. 40．It (rain) when I came out of the room. 41．Tom (recite) the poem by heart. 42．They (discuss) a problem in the meeting room at this time yesterday. 43．The old man (sit) on the chair and listening to the radio at 5:30 pm yesterday. 44．Lucy was watching TV while Lily (eat) dinner. 45．When Henry (have) breakfast, Lily called him on the phone. 46．I (wash) my clothes, so I didn’t notice my father entering the room. 47．When you called me, I was (collect) rubbish on the beach. 48．All the students took off their hats and stopped talking when the flag (rise). 49．The students (celebrate) Children’s Day when I passed by their school. 50．While the teacher (explain) the language, the students were taking notes carefully. 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 $$ 班级 姓名 学号 分数 Unit 6 When disaster strikes 过去进行时 （时间：60分钟，满分：100分） 1、 单项选择(本大题共30小题，每小题2分，共60分) 1．I ________ when he knocked at the door. A．was cooking B．were cooking C．will cook D．cooked 【答案】A 【详解】句意：当他敲门时，我正在做饭。 考查时态和主谓一致。根据“when he knocked at the door”可知，此处表示当他敲门时，我正在做饭，表示过去某个时刻正在进行的动作，应该用过去进行时，主语为I，be动词用was。故选A。 2．—I called you last night, but you didn’t ________, Sam. —Yeah. I ________ a shower then. A．put up; was taking B．pick up; was taking C．pick up; took 【答案】B 【详解】句意：——山姆，我昨晚给你打电话了，但你没接。 ——是的，我当时正在洗澡。 考查动词短语和过去进行时。put up张贴，搭建；pick up接电话；take a shower洗淋浴。第一空，根据上文“I called you last night”可知，昨晚打电话，但是对方没有接电话，应用“pick up”，排除A；第二空，根据时间状语“then”可知，此处是指昨晚打电话的那一刻，强调过去某个具体时刻正在进行的动作，应用过去进行时，其结构为was/were doing；主语为“I”，be动词应用was，take的现在分词为taking，排除C。故选B。 3．When the grandpa ________, the door bell rang. A．slept B．is sleeping C．was sleeping D．sleeps 【答案】C 【详解】句意：当爷爷正在睡觉的时候，门铃响了。 考查时态。根据“the door bell rang”可知，“爷爷睡觉”这个动作在门铃响时正在进行，要用过去进行时，结构为“was/were + 现在分词”。故选C。 4．The students ________ a physics experiment when the fire alarm went off. A．were doing B．did C．will do D．are doing 【答案】A 【详解】句意：火警响起时，学生们正在做物理实验。 考查过去进行时。由时间状语从句“when the fire alarm went off”可知，表示过去的某个时刻（火警响起时）正在发生的动作，用过去进行时was/were doing。故选A。 5．Linda ________ the piano when her mother came back home. A．plays B．played C．is playing D．was playing 【答案】D 【详解】句意：当琳达的妈妈回家时，她正在弹钢琴。 考查动词时态。根据“when her mother came back home”可知，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，应用过去进行时（was/were+现在分词），主语Linda为第三人称单数，be动词用was。故选D。 6．—Hi, Tim. I called you at eight last night, but you didn’t answer. —Oh, sorry, Jack. I ________ a walk with my parents at that time. A．took B．was taking C．has taken 【答案】B 【详解】句意：——嗨，蒂姆。我昨晚八点给你打电话，但你没有接。——哦，对不起，杰克。那时我正和父母一起散步。 考查时态。根据“I called you at eight last night, but you didn’t answer.”和“at that time”可知，此处表示过去某一时刻正在发生的动作，应用过去进行时“was/were+动词现在分词”，主语为I，be动词用was，故选B。 7．—Helen, I didn’t see you in the classroom at five yesterday afternoon. —Oh, I ________ singing for Youth Day on May 4th. A．will practice B．practice C．am practicing D．was practicing 【答案】D 【详解】句意：——Helen，昨天下午五点我没在教室看到你。——哦，我当时正在为5月4日的青年节练习唱歌。    考查动词时态辨析。will practice一般将来时；practice一般现在时； am practicing现在进行时；was practicing过去进行时。根据题干中“at five yesterday afternoon”可知，动作发生在过去某一具体时间，强调当时正在进行的动作，需用过去进行时。故选D。 8．—I didn’t see you when I passed your classroom this morning. —Oh, I ________ with my math teacher in his office. A．talk B．will talk C．am talking D．was talking 【答案】D 【详解】句意：——今天早上我经过你们教室的时候没有看到你。——噢，我当时正在我数学老师的办公室里和他聊天呢。 考查时态。根据“I didn’t see you when I passed your classroom this morning.”可知，当时经过教室没有看到“我”，是因为“我”那时正在数学老师的办公室里和他交谈，应用过去进行时“was/were doing”。故选D。 9．—What was Lucy doing at 8 o’clock last night? —Sorry, I didn’t know. I ________ the newspaper at that time. A．read B．am reading C．was reading D．will read 【答案】C 【详解】句意：——昨晚8点露西在做什么？——对不起，我不知道。那时我正在看报纸。 考查过去进行时。根据问句“at 8 o’clock last night”可知，“at that time”指代昨晚8点，答句需说明当时正在进行的动作，因此用过去进行时，其结构为“was/were+现在分词”。故选C。 10．It ________ hard ________ he got to the cinema yesterday evening. A．rained; while B．is raining; when C．was raining; while D．was raining; when 【答案】D 【详解】句意：昨天晚上我们到达电影院时雨下得正大。 考查动词时态与连词的用法。“while”表示“当……时候”时，其从句的谓语动词必须延续，而从句中谓语动词是短暂动作，故排除A、C；根据时间状语yesterday evening可知主句应用过去时。故选D。 11．Millie ________ a novel this time yesterday morning. A．was reading B．read C．is reading D．has read 【答案】A 【详解】句意：昨天早上的这个时间，米莉正在读小说。 考查句子时态。was reading过去进行时；read一般现在时；is reading现在进行时；has read现在完成时。根据“this time yesterday morning”可断定本句应该用过去进行时态，结构为was/were+doing；句子主语是Millie，be动词用was，read的现在分词reading。故选A。 12．—Linda, I called at seven last night and you didn’t pick up. —Oh, I ________ to an English speech. A．listen B．am listening C．was listening D．listens 【答案】C 【详解】句意：——琳达，我昨晚七点打电话，你没接。——哦，我当时在听英语演讲。 考查时态。根据题干“called at seven last night”可知，动作发生在过去具体时间点，需用过去进行时表示“当时正在做某事”，结构为“was/were+动词现在分词”，主语为I，be动词用was，故选C。 13．—Do you remember the car accident yesterday? —Sure. I ________ bus No. 6 when it happened. A．wait for B．am waiting for C．will wait for D．was waiting for 【答案】D 【详解】句意：——你还记得昨天的车祸吗？——当然。当它发生的时候我正在等6路公交车。 考查动词时态。根据“I...Bus No. 6 when it happened.”可知，句中表述在昨天车祸发生的那个具体时刻，我正在进行等公交车的动作。此处应该使用过去进行时态：was/were doing。故选D。 14．The earthquake happened when they ______ a math class. A．have B．had C．were having D．are having 【答案】C 【详解】句意：地震发生时，他们正在上数学课。 考查过去进行时。have动词原形，用于一般现在时；had动词过去式，用于一般过去时；were having用于过去进行时；are having用于现在进行时。结合主句“The earthquake happened”及从句“when they…a math class”可知，该句描述地震发生时他们正在做的事，应用过去进行时表达，其结构为“was/were doing sth.”。故选C。 15．—Hi, Daniel. You didn’t come to Jim’s party yesterday afternoon. What happened? —My brother’s model car was broken and I ________ it the whole afternoon. A．was repairing B．repair C．have repaired D．am repairing 【答案】A 【详解】句意：——嗨，丹尼尔。你昨天下午没有来吉姆的派对。发生什么事了？——我弟弟的模型车坏了，我整个下午都在修理它。 考查过去进行时。was repairing正在修理（过去进行时）；repair修理（一般现在时）；have repaired已经修理（现在完成时）；am repairing正在修理（现在进行时）。根据“the whole afternoon”可知，此处表示“过去某个时间段正在进行的动作”，用过去进行时was repairing符合语境。故选A。 16．—Why didn’t Alice come to the partly last night? —Because she ________ online classes at that time. A．takes B．took C．was taking D．is taking 【答案】C 【详解】句意：——为什么爱丽丝昨晚没来参加派对？——因为她当时正在上在线课程。 考查过去进行时。根据“at that time”可知，这是过去进行时的时间状语，表示过去某一时刻正在发生的动作。故选C。 17．When the teacher came into the classroom, the students ________ loudly. A．talk B．talked C．are talking D．were talking 【答案】D 【详解】句意：当老师走进教室时，学生们正在大声说话。 考查动词时态。talk一般现在时；talked一般过去时；are talking现在进行时；were talking过去进行时。根据“When the teacher came into the classroom”可知，此处表示当老师走进教室的那一刻，学生们正在进行的动作，所以用过去进行时，其构成是：was/were+动词的现在分词。故选D。 18．Jane ________ with her friends when the teacher entered the classroom. A．is chatting B．chatted C．had chatted D．was chatting 【答案】D 【详解】句意：老师走进教室时，简正在和朋友们聊天。 考查时态。根据“when the teacher entered the classroom”可知，此处描述的是过去某个时刻正在发生的动作，是过去进行时was/were doing。故选D。 19．When we arrived at the office, Eric ________ the sale of new products with his manager. A．was discussing B．discussed C．discuss D．is discussing 【答案】A 【详解】句意：当我们到达办公室时，Eric正在和他的经理讨论新产品的销售。 考查时态。根据“When we arrived at the office”可知表示“过去的某个时间正在进行的动作”，用过去进行时“was discussing”。故选A。 20．The factory ________ a large amount of dirty water into the river when some reporters arrived at the scene. A．pours B．will pour C．is pouring D．was pouring 【答案】D 【详解】句意：当一些记者到达现场时，工厂正在向河里排放大量污水。 考查时态。根据“when some reporters arrived at the scene.”可知，此处是描述过去某一时刻正发生的动作，用过去进行时was/were doing，主语是第三人称单数，be用was。故选D。 21．—Sandy, what is your plan for the coming winter holiday? —Pardon? I’m sorry. I ________ about something else. A．think B．thought C．am thinking D．was thinking 【答案】D 【详解】句意：——桑迪，你对即将到来的寒假有什么计划？——什么？对不起，我刚才在想别的事情。 考查动词时态。根据“I’m sorry”及“about something else”可知，此处是在解释刚才没有听到对方说话的原因，因为刚才正在想别的事情，所以应该用过去进行时。故选D。 22．—Did you watch the celebration 25th anniversary of Macao’s return to motherland? —Oh, no! I _________ a report at that time. A．wrote B．was writing C．am writing D．would write 【答案】B 【详解】句意：——你看了澳门回归祖国25周年庆祝活动吗？  ——哦，没有！那时我正在写一份报告。 考查过去进行时。根据“Did you”以及“at that time”可知，此处指的是过去某个时间段内一直进行的动作，应用过去进行时，故选B。 23．—Is everything ready for the New Year Party? —I guess not. Henry and Hans ______ the room when I met them this morning. A．decorate B．decorated C．are decorating D．were decorating 【答案】D 【详解】句意：——新年聚会的一切都准备好了吗？——我想不是。今天早上我遇见亨利和汉斯时，他们正在装饰房间。 考查过去进行时。根据“Henry and Hans…the room when I met them this morning.”可知此处是描述亨利和汉斯早上正在做的事情，应用过去进行时，结构为“was/were+现在分词”。故选D。 24．—I called you at 7:00 yesterday evening, but nobody answered. —I’m sorry for it. My parents and I ________ in the supermarket. A．am shopping B．are shopping C．was shopping D．were shopping 【答案】D 【详解】句意：——我昨晚7点给你打电话，但没有人接。——很抱歉。我和父母在超市购物。 考查时态及主谓一致。根据“I called you at 7:00 yesterday evening, but nobody answered.”可知，此处指过去某一时刻正在进行的动作，用过去进行时；空处所在句的主语表复数，be动词用were。故选D。 25．We ________ a boat on the lake when it started to rain. A．are rowing B．were rowing C．rowed D．row 【答案】B 【详解】句意：我们正在湖上划船，这时天开始下雨了。 考查过去进行时。根据“when it started to rain”可知，此处表示过去某个时间正在做的事情，句子时态应用过去进行时，其结构为“was/were doing”；主语为“We”，be动词用were，动词row的现在分词为rowing。故选B。 26．When I left home this morning, Mom ________ the housework. A．did B．was doing C．will do D．does 【答案】B 【详解】句意：今天早上我离开家时，妈妈正在做家务。 考查时态。did一般过去时；was doing过去进行时；will do一般将来时；does一般现在时。根据“When I left home this morning, Mom...the housework.”可知，此处强调过去某个时间正在进行的动作，句子应用过去进行时，其结构为“was/were doing”。故选B。 27．The wind ________ hard outside when the old man got up and closed the windows. A．blows B．was blowing C．is blowing D．will blow 【答案】B 【详解】句意：当老人站起来关上窗户时，外面风刮得很大。 考查动词时态。blows刮，动词单三；was blowing过去进行时；is blowing现在进行时；will blow一般将来时。根据“got up and closed”可知，此句为一般过去时态。结合句意可知，空处表示老人起来关窗的时候，外面正刮大风。表示过去正在进行的动作，用过去进行时态。故选B。 28．— I called you yesterday, but you didn’t answer. — Sorry. I ________ a report on animal protection. A．read B．am reading C．was reading D．will read 【答案】C 【详解】句意：——昨天我给你打电话，但是你没有接。——抱歉。我正在读一个关于动物保护的报道。 考查过去进行时。根据“yesterday”和“but you didn’t answer”可知，此处表示过去某一时刻正在发生的事情，时态为过去进行时，其谓语结构为“was/were+doing”，主语为I，be动词用was，故选C。 29．—I called you last night but nobody answered. —Oh, maybe I ________ a bath at that time. A．am taking B．take C．was taking D．will take 【答案】C 【详解】句意：——我昨晚给你打电话，但没人接。——哦，可能那时我正在洗澡。 考查动词的时态。根据“I called you last night but nobody answered.”和“at that time”可知，打电话的时候自己正在洗澡，应用过去进行时，结构为was/were doing，主语为I，be动词用was。故选C。 30．—I didn’t find Sarah. Where was she? —She ________ for the coming football match on the playground. A．was training B．will train C．is training D．trained 【答案】A 【详解】句意：——我没有找到莎拉。她在哪儿？——她在操场上为即将到来的足球比赛训练。 考查时态。根据“Where was she?”可知，此处是描述过去的某一时刻正发生的动作，用过去进行时was/were doing，主语是She，be用was。故选A。 2、 单词变形(本大题共20小题，每小题2分，共40分) 31．—Why didn’t you pick up my call this morning? —Sorry, I (lie) on the sofa and didn’t hear my phone. 【答案】was lying 【详解】句意：——你今天早上为什么不接我的电话？——抱歉，我正躺在沙发上，没有听到我的电话。根据“Why didn’t you pick up my call this morning?”可知，此处解释对方打电话时，自己正在进行的动作，应用过去进行时，主语为“I”，应填was lying。故填was lying。 32．We (listen) to the radio at this time yesterday. 【答案】were listening 【详解】句意：昨天这个时候我们正在听收音机。根据时间状语“at this time yesterday”可知，此句用过去进行时描述过去某一时刻正在进行的动作，主语“We”为复数，谓语结构用were doing。故填were listening。 33．I (walk) home on the street when the rainstorm came. 【答案】was walking 【详解】句意：当暴风雨来临时，我正在街上步行回家。分析句子结构和所给单词可知，时态为过去进行时，表示当暴风雨来临时，我正在街上步行回家。主语是I，be动词用was，walk的现在分词是walking。故填was walking。 34．While the local guide the tourists take photos at the Yuanyang Rice Terraces, his phone suddenly rang. (help) 【答案】was helping 【详解】句意：当当地导游正在帮助游客们在元阳梯田拍照时，他的手机突然响了。根据“While the local guide…the tourists take photos at the Yuanyang Rice Terraces, his phone suddenly rang.”以及英文提示可知，help“帮助”，动词。while引导的时间状语从句常用进行时态，由从句中的“rang”可知，该句时态为过去时，所以此处要用过去进行时，其结构是“was/were + 现在分词”，主语“the local guide”是第三人称单数，be动词用was，help的现在分词是helping。故填was helping。 35．The TV (broadcast) a football match when I got home. 【答案】was broadcasting 【详解】句意：我到家的时候，电视正在播放一场足球比赛。题干为when引导的时间状语从句，when I got home是一般过去时，描述过去某个时间点发生的动作；主句表示在“我到家”这个过去时间点，电视正在进行的动作，强调过去某一时刻正在进行的动作，要用过去进行时，结构是“was/were+现在分词”；主语是单数，be动词用was，broadcast的现在分词是broadcasting。故填was broadcasting。 36．—I called you several times this morning, but you didn’t answer. —Sorry, I (mop) the floor in the next room. 【答案】was mopping 【详解】句意：——今天早上我给你打了几次电话，但是你没有接。——对不起，我正在旁边房间拖地呢。根据“I called you several times this morning, but you didn’t answer.”可知，答话人解释早上没接电话是因为当时正在拖地，故空处表示过去某一时刻正在进行的动作，需过去进行时，其结构为was/were+doing，主语为I，be动词用was，故填was mopping。 37．We (climb) the hill when it began to rain yesterday. 【答案】were climbing 【详解】句意：昨天开始下雨时，我们正在爬山。根据“when it began to rain yesterday.”可知，此处表示过去某一时间正在做某事，时态为过去进行时，其构成为主语+was/were+doing，主语为We，复数，故此处用were，climb的现在分词为climbing。故填were climbing。 38．My father (run) in the playground at this time yesterday. 【答案】was running 【详解】句意：昨天这个时候，我爸爸正在操场上跑步。根据时间状语“at this time yesterday”可知，句子应用过去进行时，主语My father是单数，be动词应用was。故填was running。 39．Lucy (go) over her lessons from eight to nine yesterday evening. 【答案】was going 【详解】句意：露西昨天晚上八点到九点复习功课。根据“Lucy…over her lessons from eight to nine yesterday evening.”及提示词可知，句子时态为过去进行时，其结构为：was/were doing。主语Lucy，第三人称单数，be动词应为was，go over“复习”，其现在分词形式为“going over”。故填was going。 40．It (rain) when I came out of the room. 【答案】was raining 【详解】句意：我走出房间时正在下雨。根据“when I came out of the room”可知是表示过去某个时候正在发生的事情，是过去进行时，其结构为主语+was/were doing+其他。主语是It，be动词用was。故填was raining。 41．Tom (recite) the poem by heart. 【答案】was reciting 【详解】句意：汤姆在凭记忆背诵这首诗。根据“Tom...(recite) the poem by heart.”可知，此处强调的是在过去的某个特定时间点，汤姆正在进行背诵这首诗的动作，用过去进行时。recite表示“背诵”，主语是Tom，be动词用was。故填was reciting。 42．They (discuss) a problem in the meeting room at this time yesterday. 【答案】were discussing 【详解】句意：昨天这个时候，他们正在会议室讨论一个问题。discuss“讨论”，根据“at this time yesterday”可知，时态用过去进行时was/were doing，主语是They，be用were。故填were discussing。 43．The old man (sit) on the chair and listening to the radio at 5:30 pm yesterday. 【答案】was sitting 【详解】句意：昨天下午五点半，这位老人正坐在椅子上听收音机。根据“at 5:30 pm yesterday”可知本句用过去进行时，结构是“was/were+doing”，主语The old man是第三人称单数，be动词用was。故填was sitting。 44．Lucy was watching TV while Lily (eat) dinner. 【答案】was eating 【详解】句意：露西在看电视，而莉莉在吃晚饭。eat“吃”。while引导的时间状语从句，表示两个动作同时进行，主句和从句都用过去进行时。从句主语是“Lily”，谓语部分用was eating。故填was eating。 45．When Henry (have) breakfast, Lily called him on the phone. 【答案】was having 【详解】句意：当亨利吃早饭时，莉莉打电话给他。根据“When Henry … breakfast, Lily called him on the phone.”以及提示词可知，“Lily called him”时，Henry应该是“正在吃早餐”；主句called为一般过去时，从句应用过去进行时，构成为was/ were+doing，从句主语“Henry”为第三人称单数形式，因此用was，have“吃”，现在分词形式为having。故填was having。 46．I (wash) my clothes, so I didn’t notice my father entering the room. 【答案】was washing 【详解】句意：我正在洗衣服，因此没有注意到我的父亲进了房间。根据“I didn’t notice my father entering the room”可知此处表示正在洗衣服，且动作发生在过去，用过去进行时，主语是I，be动词为was。故填was washing。 47．When you called me, I was (collect) rubbish on the beach. 【答案】collecting 【详解】句意：你打电话给我的时候，我正在海滩上捡垃圾。根据“When you called me, I was...”可知此处是过去进行时，表示“我正在捡垃圾”，其结构为was/were doing。故填collecting。 48．All the students took off their hats and stopped talking when the flag (rise). 【答案】rose/was rising 【详解】句意：当升旗时，所有的学生都摘下帽子，停止讲话。rise“升起来”，是动词，结合语境和“took off”可知，此处用一般过去时或过去进行时，由于主语the flag为单数，故be动词应用was。故填rose/was rising。 49．The students (celebrate) Children’s Day when I passed by their school. 【答案】were celebrating 【详解】句意：当我经过他们的学校时，孩子们正在庆祝儿童节。根据“when I passed by their school.”可知经过他们的学校时，他们正在庆祝儿童节，用过去进行时，主语是名词复数，be动词用were。故填were celebrating。 50．While the teacher (explain) the language, the students were taking notes carefully. 【答案】was explaining 【详解】句意：当老师讲解语言时，学生们正在认真地做笔记。根据“While the teacher...the language, the students were taking notes carefully.”可知，此处是while引导的时间状语从句，两个动作同时进行，所以从句时态也要用过去进行时，其结构为was/were doing，主语the teacher为单数，be动词用was，explain的现在分词为explaining。故填was explaining。 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 $$