专题02 Units 3～4（语法综合练）英语新教材鲁教版五四学制八年级上册

**基本信息** 聚焦过去进行时与定语从句，通过多题型梯度训练构建语法应用逻辑，提升语境中语言运用能力与思维品质。 **专项设计** |模块|题量/典例|题型特征|知识逻辑| |----|-----------|----------|----------| |单项选择|15小题|直接考查时态辨析（when/while情境）与从句引导词（that/which）|从语法规则基础辨析到情境应用，构建"概念-判断-选择"逻辑链| |单词填空|20小题|时态变形（过去进行时）与从句谓语一致|强化语法规则在具体语境中的准确运用，体现"规则-变形-验证"推导过程| |完成句子|15小题|句型转换（划线提问/否定）与汉译英（时态与从句整合）|综合语法点在句式转换中的应用，形成"单一规则-复合表达"拓展逻辑| |语法填空|10小题|语篇中时态（过去进行时）与从句引导词填空|在语篇语境中综合运用语法，实现"孤立规则-语篇连贯"的应用迁移| |语法选择|10小题|语篇中时态与从句引导词选择|通过完整语篇考查语法综合应用，体现"情境理解-规则匹配-逻辑判断"思维过程|

专题02 Units 3~4（语法综合练） （建议用时：40分钟） Unit 3 Growing up 语法核心：过去进行时 Unit 4 Wonders of nature 语法核心：定语从句 一、单项选择（共 15 小题，每小题 1.5 分，满分 22.5 分） 从 A、B、C、D 四个选项中选出最佳答案。 1．I ________ a diary about my growing-up stories when the light suddenly went out last night. A. wrote　　B. was writing　　C. write　　D. am writing 2．This is the most fantastic natural wonder ________ we have visited along the river. A. which　　B. who　　C. that　　D. what 3．—Were your parents chatting with your grandma ________ you got home yesterday? —Yes, they were. A. while　　B. since　　C. when　　D. until 4．All the photos ________ we took in the canyon show amazing views of nature. A. /　　B. whose　　C. who　　D. where 5．From 8:00 to 10:00 yesterday morning, we ________ the history of natural wonders in the classroom. A. learned　　B. were learning　　C. learn　　D. are learning 6．The deep lake ________ lies at the foot of the mountain attracts lots of tourists every year. A. who　　B. that　　C. whose　　D. when 7．While my brother ________ a novel about nature, I was drawing mountains beside the window. A. reads　　B. read　　C. was reading　　D. is reading 8．Nothing ________ you told me about the stone waterfall is false. A. which　　B. what　　C. when　　D. that 9．—Why didn’t you answer my phone call at 3 p.m. yesterday? —I’m sorry. I ________ around the famous waterfall at that time. A. traveled　　B. was traveling　　C. travel　　D. will travel 10．This is the first natural wonder ________ I have ever seen in my life. A. which　　B. that　　C. who　　D. whom 11．He ________ down when he was running along the valley path last weekend. A. falls　　B. fell　　C. was falling　　D. is falling 12．The hills ________ are covered with thick snow look extremely beautiful in winter. A. what　　B. when　　C. that　　D. whose 13．—Were they watching the sunset by the lake at dusk yesterday? —________. They were climbing the rocky mountains. A. Yes, they were　　B. No, they weren’t C. Yes, they are　　D. No, they aren’t 14．We stayed at the small hotel in ________ we spent three days enjoying natural scenery. A. that　　B. who　　C. which　　D. whose 15．When I passed the river, some children ________ boats on the water happily. A. sailed　　B. were sailing　　C. sail　　D. are sailing 二、用所给单词的适当形式填空（共 20 小题，每小题 1 分，满分 20 分） 1．My father ________ (repair) his hiking bag when I began to read books last night. 2．All the wonders that ________ (lie) in this area attract thousands of visitors yearly. 3．They ________ (not take) photos from 9 to 11 yesterday morning. They were walking through the forest. 4．While she ________ (admire) the huge waterfall, a guide came to introduce its history. 5．This is the most amazing canyon that we ________ (visit) so far. 6．—________ he ________ (sleep) inside the tent when the wind blew strongly? —Yes, he was. 7．Nothing that ________ (be) boring can make us fall in love with nature. 8．The river that ________ (run) through the countryside is a famous natural wonder. 9．I ________ (write) down my travel notes when my friend suddenly called me yesterday. 10．The rocks which we ________ (see) last month have strange shapes. 11．You’d better avoid ________ (walk) alone in deep valleys after dark. 12．Mountains ________ (cover) with green trees look lively in spring. 13．While we ________ (enjoy) the quiet lake, it started to rain lightly. 14．She hurt ________ (she) when she climbed the mountain last Sunday. 15．It is necessary for us ________ (learn) about the secrets of natural wonders. 16．All the things that you ________ (tell) me are completely true. 17．Stop ________ (talk)! The teacher is explaining the knowledge about canyons. 18．Enough rest can keep our bodies ________ (energy) after mountain climbing. 19．The first wonder that we ________ (meet) on the trip was a clear lake. 20．They spend two hours ________ (explore) the countryside every weekend. 三、完成句子（句型转换 + 汉译英，共 15 小题，每小题 2 分，满分 30 分） 1．They were having a picnic beside the lake at 5 o’clock yesterday. (对划线部分提问) ________ ________ they ________ beside the lake at 5 o’clock yesterday? 2．This is the longest river. I have ever visited it. (合并为 that 引导定语从句) This is the longest river ________ ________ ________ ever visited. 3．He was reading a book about growing up at that time. (改为否定句) He ________ ________ a book about growing up at that time. 4．The waterfall attracted thousands of visitors last year. (改为一般过去时一般疑问句) ________ the waterfall ________ thousands of visitors last year? 5．The natural wonders are amazing. (改为 How 引导感叹句) ________ ________ the natural wonders are! 6．我正在记录所见的自然奇观时，天变黑了。 I ________ ________ down the natural wonders I saw when it got dark. 7．我们参观过的峡谷是这片地区最壮观的景观。 The canyon ________ ________ ________ is the greatest sight in this area. 8．昨晚 7 点至 9 点，他们正在山里徒步旅行。 They ________ ________ in the mountains from 7 to 9 last night. 9．远离危险山区可以保护我们自身安全。 ________ ________ ________ dangerous mountain areas can keep us safe. 10．你最好不要独自去探索野外自然景观。 You ________ ________ ________ explore wild natural sights alone. 11．这是我在成长过程中收获的最珍贵的回忆。 This is the most valuable memory ________ ________ ________ during my growing up. 12．当妈妈做饭的时候，爸爸正在翻看自然风光画册。 While Mum ________ ________, Dad was looking through nature picture books. 13．所有你喜欢的自然景观都值得慢慢欣赏。 All the natural sights ________ ________ ________ are worth enjoying slowly. 14．昨天傍晚孩子们正在湖边放风筝。 Kids ________ ________ kites by the lake at dusk yesterday. 15．听关于自然奇观的故事是很棒的放松方式。 Listening to stories about natural wonders is a great ________ ________ ________. 四、语法填空（共 10 小题，每小题 0.5 分，满分 7.5 分） 阅读短文，在空白处填入 1 个适当的单词或括号内单词的正确形式。 Nowadays, many teenagers love travelling to enjoy natural wonders. Last Sunday, I went to a canyon 1.________ my family. When we arrived there at 9 a.m., some visitors 2.________ (take) photos of the tall rocks. While my parents 3.________ (walk) along the river, I found a small lake 4.________ lies in the deep valley. It was the quietest place 5.________ I had ever seen. We spent nearly three hours 6.________ (explore) the whole canyon. At noon, we stopped 7.________ (have) lunch beside the lake. All the views 8.________ we watched impressed me deeply. I realized that we should protect all natural wonders well. If we keep loving nature, we 9.________ (get) more beautiful memories during our growing-up years. It is important 10.________ us to get close to nature often. 五、语法选择（共 10 小题，每小题 1 分，满分 10 分） 阅读短文，从 A、B、C、D 四个选项中选出最佳选项。 Growing up means getting close to beautiful nature. Last weekend, I visited some natural wonders. When I 1 (walk) towards a waterfall, many birds 2 (sing) loudly in the trees around it. The waterfall 3 stands at the mountain foot is one of the greatest wonders 4 we can see here. While my sister 5 (draw) the falling water, I took lots of pictures. All the photos 6 we kept recorded our happy time. We spent the whole morning 7 (enjoy) amazing natural views. Experts say teenagers should go outdoors often. It helps us cut down study pressure and relax 8 (we). If we keep this habit, we 9 (understand) nature better and have wonderful experiences in our process 10 growing up. 1. A. walk　　 B. was walking　　 C. walks　　 D. walked 2. A. sang　　 B. sing　　 C. were singing　　 D. are singing 3. A. who　　 B. that　　 C. whose　　 D. when 4. A. which　　 B. what　　 C. that　 D. where 5. A. was drawing　 B. draw　　 C. drew　 D. draws 6. A. what　　 B. when　　 C. /　 D. whose 7. A. enjoy　　 B. enjoying　　 C. to enjoy　 D. enjoyed 8. A. us　　 B. ourselves　　 C. our　　 D. ours 9. A. will understand B. understand　 C. understood D. are understanding 10. A. of　　 B. for　　 C. at　 D. with 4 / 4 学科网（北京）股份有限公司 $ 专题02 Units 3~4（语法综合练） （建议用时：40分钟） Unit 3 Growing up 语法核心：过去进行时 Unit 4 Wonders of nature 语法核心：定语从句 一、单项选择（共 15 小题，每小题 1.5 分，满分 22.5 分） 从 A、B、C、D 四个选项中选出最佳答案。 1．I ________ a diary about my growing-up stories when the light suddenly went out last night. A. wrote　　B. was writing　　C. write　　D. am writing 【答案】B 【详解】考查过去进行时固定句型：was/were doing sth. when… （正在做某事，这时突然发生另一件事）。when 后短暂动作用一般过去时，主句强调过去正在进行的动作，需用过去进行时。句意：昨晚我正在写关于成长经历的日记，突然停电了。故选 B。 2．This is the most fantastic natural wonder ________ we have visited along the river. A. which　　B. who　　C. that　　D. what 【答案】C 【详解】考查定语从句关系代词选用。先行词 natural wonders（事物）被形容词最高级 the most fantastic 修饰，语法规定先行词被最高级修饰时，只能用 that 引导从句，不可用 which；who 指代人，what 不能引导定语从句。句意：这是我们沿河游览过的最壮丽的自然奇观。故选 C。 3．—Were your parents chatting with your grandma ________ you got home yesterday? —Yes, they were. A. while　　B. since　　C. when　　D. until 【答案】C 【详解】when 和 while 辨析：when 后既可接短暂性动词（一般过去时），也可接延续性动词；while 后只能接延续性动词（过去进行时）。本空后 you got home（到家）是短暂动作，只能用 when。句意：昨天你到家的时候，你的父母正在和奶奶聊天吗？故选 C。 4．All the photos ________ we took in the canyon show amazing views of nature. A. /　　B. whose　　C. who　　D. where 【答案】A 【详解】先行词 photos 是事物，关系代词 that/which 在定语从句中充当 took 的宾语；关系代词作宾语时可以直接省略。whose 表所属，who 指代人，where 作地点状语，均不符合句子结构。句意：我们在峡谷拍摄的所有照片都展现了绝美的自然风光。故选 A。 5．From 8:00 to 10:00 yesterday morning, we ________ the history of natural wonders in the classroom. A. learned　　B. were learning　　C. learn　　D. are learning 【答案】B 【详解】过去时间段标志：from…to…yesterday（昨天某段时间），强调该时段内动作持续进行，必须使用过去进行时。主语 we 搭配 be 动词 were，后接 doing 形式。句意：昨天上午 8 点到 10 点，我们正在教室里学习自然奇观相关知识。故选 B。 6．The deep lake ________ lies at the foot of the mountain attracts lots of tourists every year. A. who　　B. that　　C. whose　　D. when 【答案】B 【详解】先行词 the deep lake（湖泊，事物），关系代词在从句中作主语，指代事物用 that/which；who 指代人，whose 表所属，when 表时间，均不适用。句意：坐落在山脚下的这片幽深湖泊每年都吸引大量游客。故选 B。 7．While my brother ________ a novel about nature, I was drawing mountains beside the window. A. reads　　B. read　　C. was reading　　D. is reading 【答案】C 【详解】while 连接过去同时发生的两个延续性动作，前后两句均要使用过去进行时，构成并列时态结构。句意：弟弟在读一本关于自然的小说时，我正在窗边画群山。故选 C。 8．Nothing ________ you told me about the stone waterfall is false. A. which　　B. what　　C. when　　D. that 【答案】D 【详解】先行词为不定代词 nothing，语法规则：all, everything, nothing, something 等不定代词作先行词，只能用 that 引导定语从句，禁用 which。what、when 无法引导此类定语从句。句意：你跟我讲的关于石瀑的所有事情都是真实的。故选 D。 9．—Why didn’t you answer my phone call at 3 p.m. yesterday? —I’m sorry. I ________ around the famous waterfall at that time. A. traveled　　B. was traveling　　C. travel　　D. will travel 【答案】B 【详解】at that time /at + 具体时刻 + 过去时间，是过去进行时标志性时间状语，特指过去某个瞬间正在进行的动作。句意：—— 昨天下午三点你为什么没接我电话？—— 抱歉，我那时正在著名的瀑布周边游览。故选 B。 10．This is the first natural wonder ________ I have ever seen in my life. A. which　　B. that　　C. who　　D. whom 【答案】B 【详解】先行词被序数词 the first 修饰，定语从句规定：先行词被序数词修饰，只能用 that 引导，不能用 which；who/whom 均指代人。句意：这是我人生中亲眼见过的第一个自然奇观。故选 B。 11．He ________ down when he was running along the valley path last weekend. A. falls　　B. fell　　C. was falling　　D. is falling 【答案】B 【详解】while 引导延续性长动作（过去进行时），主句突然发生短暂突发动作，短暂动作用一般过去时。fall 过去式为 fell。句意：上周末他沿着山谷小路奔跑的时候，突然摔倒了。故选 B。 12．The hills ________ are covered with thick snow look extremely beautiful in winter. A. what　　B. when　　C. that　　D. whose 【答案】C 【详解】先行词 hills（山丘，事物），关系代词在从句中作主语，用 that 指代；what 不能引导定语从句，when 表时间，whose 表所属。句意：被厚厚积雪覆盖的群山在冬天看起来绝美。故选 C。 13．—Were they watching the sunset by the lake at dusk yesterday? —________. They were climbing the rocky mountains. A. Yes, they were　　B. No, they weren’t C. Yes, they are　　D. No, they aren’t 【答案】B 【详解】过去进行时一般疑问句问答时态要统一；后文说明他们当时在爬山，没有看日落，因此用否定回答。故选 B。 14．We stayed at the small hotel in ________ we spent three days enjoying natural scenery. A. that　　B. who　　C. which　　D. whose 【答案】C 【详解】介词 + 关系代词结构：介词之后只能用 which 指代事物，只能用 whom 指代人，绝对不能用 that。in which = where，表地点。句意：我们住在那家小旅馆里，在那里我们花了三天欣赏自然风光。故选 C。 15．When I passed the river, some children ________ boats on the water happily. A. sailed　　B. were sailing　　C. sail　　D. are sailing 【答案】B 【详解】when 路过河边的瞬间，孩子们正在划船，强调过去瞬间正在进行的动作，用过去进行时。句意：我经过这条河时，几个孩子正在水面上开心地划船。故选 B。 二、用所给单词的适当形式填空（共 20 小题，每小题 1 分，满分 20 分） 1．My father ________ (repair) his hiking bag when I began to read books last night. 【答案】was repairing 【详解】when 引导短暂动作，主句过去时刻正在做某事，过去进行时；主语 father 单数，be 动词用 was。 2．All the wonders that ________ (lie) in this area attract thousands of visitors yearly. 【答案】lie 【详解】先行词 wonders 是复数名词，定语从句谓语动词要跟随先行词保持复数；描述客观存在的自然景观，用一般现在时。 3．They ________ (not take) photos from 9 to 11 yesterday morning. They were walking through the forest. 【答案】weren’t taking 【详解】过去时间段 from 9 to 11 yesterday，过去进行时否定形式；主语 they 搭配 were not。 4．While she ________ (admire) the huge waterfall, a guide came to introduce its history. 【答案】was admiring 【详解】while 后接延续性过去动作，必须使用过去进行时；主语 she 单数，was admiring。 5．This is the most amazing canyon that we ________ (visit) so far. 【答案】have visited 【详解】so far 迄今为止，现在完成时标志；先行词被最高级修饰，从句用现在完成时贴合语境。 6．—________ he ________ (sleep) inside the tent when the wind blew strongly? —Yes, he was. 【答案】Was; sleeping 【详解】过去具体时刻正在睡觉，过去进行时一般疑问句；主语 he 单数，be 动词 was 提前。 7．Nothing that ________ (be) boring can make us fall in love with nature. 【答案】is 【详解】先行词为不定代词 nothing，视作单数；描述常态事物用一般现在时。 8．The river that ________ (run) through the countryside is a famous natural wonder. 【答案】runs 【详解】河流流淌是客观常态，一般现在时；先行词 the river 单数，谓语动词三单形式。 9．I ________ (write) down my travel notes when my friend suddenly called me yesterday. 【答案】was writing 【详解】be doing…when… 固定句型，过去进行时搭配一般过去时短暂动作。 10．The rocks which we ________ (see) last month have strange shapes. 【答案】saw 【详解】last month 上个月，过去时间，一般过去时；关系代词 which 指代 rocks，作宾语可省略。 11．You’d better avoid ________ (walk) alone in deep valleys after dark. 【答案】walking 【详解】固定搭配 avoid doing sth. 避免做某事。 12．Mountains ________ (cover) with green trees look lively in spring. 【答案】covered 【详解】过去分词短语作后置定语，be covered with 被…… 覆盖，省略 be 动词。 13．While we ________ (enjoy) the quiet lake, it started to rain lightly. 【答案】were enjoying 【详解】while 引导过去持续动作，过去进行时，主语 we 搭配 were。 14．She hurt ________ (she) when she climbed the mountain last Sunday. 【答案】herself 【详解】固定搭配 hurt oneself 伤到自己，主语 she 对应反身代词 herself。 15．It is necessary for us ________ (learn) about the secrets of natural wonders. 【答案】to learn 【详解】固定句型 It’s + adj. + for sb. to do sth. 不定式作真正主语。 16．All the things that you ________ (tell) me are completely true. 【答案】told 【详解】告知的动作发生在过去，一般过去时。 17．Stop ________ (talk)! The teacher is explaining the knowledge about canyons. 【答案】talking 【详解】stop doing sth. 停下正在做的事情。 18．Enough rest can keep our bodies ________ (energy) after mountain climbing. 【答案】energetic 【详解】keep + 宾语 + 形容词 使…… 保持某种状态，energy 形容词 energetic 精力充沛的。 19．The first wonder that we ________ (meet) on the trip was a clear lake. 【答案】met 【详解】旅行途中遇见湖泊发生在过去，一般过去时。 20．They spend two hours ________ (explore) the countryside every weekend. 【答案】exploring 【详解】spend time (in) doing sth. 花费时间做某事。 三、完成句子（句型转换 + 汉译英，共 15 小题，每小题 2 分，满分 30 分） 1．They were having a picnic beside the lake at 5 o’clock yesterday. (对划线部分提问) ________ ________ they ________ beside the lake at 5 o’clock yesterday? 【答案】What were; doing 【详解】划线内容 were having a picnic（过去正在做的动作），用疑问词 What 提问；过去进行时疑问语序：What + was/were + 主语 + doing。 2．This is the longest river. I have ever visited it. (合并为 that 引导定语从句) This is the longest river ________ ________ ________ ever visited. 【答案】that I have 【详解】先行词被最高级 the longest 修饰，只能用 that；主句现在完成时，从句时态保持一致。 3．He was reading a book about growing up at that time. (改为否定句) He ________ ________ a book about growing up at that time. 【答案】wasn’t reading 【详解】过去进行时否定结构：was/were + not + doing；was not 缩写 wasn’t。 4．The waterfall attracted thousands of visitors last year. (改为一般过去时一般疑问句) ________ the waterfall ________ thousands of visitors last year? 【答案】Did; attract 【详解】一般过去时实义动词疑问句，助动词 Did 提前，谓语动词还原原形。 5．The natural wonders are amazing. (改为 How 引导感叹句) ________ ________ the natural wonders are! 【答案】How amazing 【详解】How 引导感叹句结构：How + 形容词 / 副词 + 主谓！中心词 amazing 是形容词，故用 How。 6．我正在记录所见的自然奇观时，天变黑了。 I ________ ________ down the natural wonders I saw when it got dark. 【答案】was writing 7．我们参观过的峡谷是这片地区最壮观的景观。 The canyon ________ ________ ________ is the greatest sight in this area. 【答案】that/which we visited 8．昨晚 7 点至 9 点，他们正在山里徒步旅行。 They ________ ________ in the mountains from 7 to 9 last night. 【答案】were hiking 9．远离危险山区可以保护我们自身安全。 ________ ________ ________ dangerous mountain areas can keep us safe. 【答案】Staying away from 10．你最好不要独自去探索野外自然景观。 You ________ ________ ________ explore wild natural sights alone. 【答案】had better not 11．这是我在成长过程中收获的最珍贵的回忆。 This is the most valuable memory ________ ________ ________ during my growing up. 【答案】that I got 12．当妈妈做饭的时候，爸爸正在翻看自然风光画册。 While Mum ________ ________, Dad was looking through nature picture books. 【答案】was cooking 13．所有你喜欢的自然景观都值得慢慢欣赏。 All the natural sights ________ ________ ________ are worth enjoying slowly. 【答案】that you like 14．昨天傍晚孩子们正在湖边放风筝。 Kids ________ ________ kites by the lake at dusk yesterday. 【答案】were flying 15．听关于自然奇观的故事是很棒的放松方式。 Listening to stories about natural wonders is a great ________ ________ ________. 【答案】way to relax 四、语法填空（共 10 小题，每小题 0.5 分，满分 7.5 分） 阅读短文，在空白处填入 1 个适当的单词或括号内单词的正确形式。 Nowadays, many teenagers love travelling to enjoy natural wonders. Last Sunday, I went to a canyon 1.________ my family. When we arrived there at 9 a.m., some visitors 2.________ (take) photos of the tall rocks. While my parents 3.________ (walk) along the river, I found a small lake 4.________ lies in the deep valley. It was the quietest place 5.________ I had ever seen. We spent nearly three hours 6.________ (explore) the whole canyon. At noon, we stopped 7.________ (have) lunch beside the lake. All the views 8.________ we watched impressed me deeply. I realized that we should protect all natural wonders well. If we keep loving nature, we 9.________ (get) more beautiful memories during our growing-up years. It is important 10.________ us to get close to nature often. 【答案】 1．with 2．were taking 3．were walking 4．that/which 5．that 6．exploring 7．to have 8．that/which 9．will get 10．for 【逐题详解】 1．with：介词 with，表 “和…… 一起”，with my family 和家人一同出行。 2．were taking：到达峡谷的那一刻，游客正在拍照，过去具体瞬间正在进行的动作，过去进行时；visitors 复数用 were。 3．were walking：while 连接过去同步持续动作，前后均用过进，parents 复数搭配 were walking。 4．that/which：先行词 small lake 是事物，关系代词在从句作主语，二者均可。 5．that：先行词被最高级 the quietest 修饰，只能用 that 引导定语从句。 6．exploring：固定搭配 spend time doing sth. 花费时间做某事。 7．to have：stop to do sth. 停下当下动作，去做另一件事（停下游览去吃午饭）。 8．that/which：先行词 views 景物，关系代词作从句宾语，可互换。 9．will get：if 引导条件状语从句，遵循主将从现规则，主句用一般将来时 will get。 10．for：固定句型 It’s + adj. + for sb. to do sth. 做某事对某人而言是…… 的。 五、语法选择（共 10 小题，每小题 1 分，满分 10 分） 阅读短文，从 A、B、C、D 四个选项中选出最佳选项。 Growing up means getting close to beautiful nature. Last weekend, I visited some natural wonders. When I 1 (walk) towards a waterfall, many birds 2 (sing) loudly in the trees around it. The waterfall 3 stands at the mountain foot is one of the greatest wonders 4 we can see here. While my sister 5 (draw) the falling water, I took lots of pictures. All the photos 6 we kept recorded our happy time. We spent the whole morning 7 (enjoy) amazing natural views. Experts say teenagers should go outdoors often. It helps us cut down study pressure and relax 8 (we). If we keep this habit, we 9 (understand) nature better and have wonderful experiences in our process 10 growing up. 1. A. walk　　 B. was walking　　 C. walks　　 D. walked 2. A. sang　　 B. sing　　 C. were singing　　 D. are singing 3. A. who　　 B. that　　 C. whose　　 D. when 4. A. which　　 B. what　　 C. that　 D. where 5. A. was drawing　 B. draw　　 C. drew　 D. draws 6. A. what　　 B. when　　 C. /　 D. whose 7. A. enjoy　　 B. enjoying　　 C. to enjoy　 D. enjoyed 8. A. us　　 B. ourselves　　 C. our　　 D. ours 9. A. will understand B. understand　 C. understood D. are understanding 10. A. of　　 B. for　　 C. at　 D. with 1.【答案】B 【详解】走向瀑布的过程中（过去持续动作），用过去进行时 was walking。 2.【答案】C 【详解】when 引导长动作，鸟儿正在鸣叫是同步持续动作，过去进行时，birds 复数用 were singing。 3.【答案】B 【详解】先行词 waterfall 是事物，从句缺主语，用 that 引导定语从句。 4.【答案】C 【详解】先行词被最高级 the greatest 修饰，只能选用 that，不能用 which。 5.【答案】A 【详解】while 连接两个过去同时进行的延续动作，过去进行时 was drawing。 6.【答案】C 【详解】关系代词 that/which 指代 photos，在从句中作 kept 的宾语，可直接省略。 7.【答案】B 【详解】spend time doing sth. 固定搭配，后接动名词。 8.【答案】B 【详解】relax oneself 自我放松，固定反身代词搭配，主语 us 对应 ourselves。 9.【答案】A 【详解】if 条件状语从句，主将从现，主句使用一般将来时 will understand。 10.【答案】A 【详解】process of growing up 成长的过程，介词 of 表所属关系。 4 / 4 学科网（北京）股份有限公司 $