Unit 4 单元同步语法精讲精练（作业课件）-【黄冈金牌之路·练闯考】2023-2024学年九年级英语上册(冀教版)

英语 九年级上册 冀教版 练闯考 单元同步语法精讲精练 过去进行时态 一、过去进行时的用法 过去进行时表示在过去某一时刻或某一阶段正在进行或持续进行的动作，一般要与表示过去的时间状语连用，如this time yesterday, at that time, at 5：00 yesterday afternoon等。 I was doing my homework at this time yesterday.昨天的这个时候我正在做作业。 二、过去进行时的构成 过去进行时由“be动词的过去式was/were＋动词现在分词”构成。各种句式结构如下： 句式 结构 肯定句 主语＋was/were＋动词现在分词＋其他． 否定句 主语＋was/were not＋动词现在分词＋其他． 一般疑问句 Was/Were＋主语＋动词现在分词＋其他？ 特殊疑问句 特殊疑问词(非主语)＋一般疑问句＋其他？ 特殊疑问词(主语)＋was/were＋动词现在分词＋其他？ We were having supper when the phone rang.我们正在吃晚饭时电话响了。 Lisa wasn't listening to music at that time. 莉萨那时没有在听音乐。 —Was she watching TV at that time？她那时正在看电视吗？ —Yes, she was. 是的，她是。/No, she wasn't.不，她不是。 What were you doing at 5 p．m. yesterday？昨天下午5点你在干什么？ Who was singing at that time？那时谁在唱歌？ 三、一般过去时和过去进行时的区别 1．一般过去时表示在过去某个时刻发生的动作或存在的状态，常与之连用的时间状语有just now, a moment ago, yesterday, last week, the day before yesterday等。 I went to the park yesterday.昨天我去公园了。 2．过去进行时表示在过去某一时刻或某一段时间正在进行的动作。常与之连用的时间状语有at that time, at this time yesterday/last night, at＋点钟＋yesterday/last night等。 What were you doing at 7：00 p.m. yesterday？昨天晚上七点钟你正在干什么？ 情态动词must 1．情态动词must表示“必须，应该”，用于疑问句中，肯定回答用must，否定回答用needn't或don't have to，表示“不必，用不着”。它的否定式mustn't表示“禁止”。 —Must I finish the homework before seven o'clock？七点以前我必须完成家庭作业吗？ —Yes，you must.是的，你必须。 —No，you needn't/don't have to.不，你不必。 2．must表示推测，暗含很大的可能性，意为“一定是”，只用于肯定句中，其否定形式can't表示“不可能”。 He must be ill. He doesn't come to school.他一定是病了，他没来上学。 一、用括号内所给单词或短语的适当形式填空。 1．I ____________ (wash) the dishes while my sister was sweeping the floor. 2．—Did you watch the game last night? —No, I ____________ (study) for the exams at that time. 3．Mary ___________ (talk) on the phone, so I just nodded to her and went away. 4．While Mr. Johnson ____________ (work) in the office, the phone rang. 5．—Were your parents at home then, Philip? —Yes, they _____________________ (have a chat with) their friends when I got home. was washing was studying was talking was working were having a chat with 二、单项选择。 ( )6.—Didn't you see the zebra crossing? You ________ slow down, son! —Sorry, sir. Am I going to fail the test? A.can't B．can C．mustn't D．must ( )7.—Look! The man welcoming us at the school gate ________ be our headmaster. —No, it ________ be him. He is having a meeting in the office now. A.must；can't B．must；mustn't C.can't；mustn't D．mustn't；can D A ( )8.—I saw the light of your room was still on at twelve o'clock last night. —Oh, I ________ a football match of the Qatar World Cup. A.watched B．was watched C.am watching D．was watching ( )9.Mary ________ a maths problem with her classmates when the maths teacher knocked at the classroom door. A.has discussed B．was discussed C.was discussing D．discusses ( )10.—Did you see a girl with an English book in her hand pass by just now? —No, sir. I ________ a magazine. A.read B．am reading C.was reading D．would read D C C $$