初一下英语语法专题----一般过去时一、一般过去时的概念：一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用，如：last year, yesterday, in 1990, two days ago等；也可表示过去经常反复发生的动作，常和often, always等频率副词连用。
例如：①I saw him in the street yesterday. 昨天我在街上看见他了。
②Li Mei always went to school on foot last year. 去年梅总是步行上学。
二、一般过去时的构成：1. be动词的一般过去时的构成：第一人称单数和第三人称单数用was, 其余人称用were例如：①I was ten years old at that time.②There were many people standing in front of the door.2. 实义动词的一般过去时的构成：(1) 规则动词过去式的构成有四条规则：①一般在动词原形末尾直接加上ed。
如：look---looked work---worked jump---jumped stay---stayed②以不发音的字母e结尾的动词，直接加d。
如：live---lived close---closed dance---danced③末尾只有一个辅音字母的重读闭音节，先双写这个辅音字母，再加ed。
如：stop---stopped shop---shopped prefer---preferred④末尾是辅音字母加y结尾的动词，先变y为i，然后再加ed。
如：study---studied try---tried(2) 不规则动词的过去式需特殊记忆。
如：am(is)---was are---were go---went come---came take---took have(has)---had三、一般过去时的几种句型：(1) be动词的一般过去时的句型：①肯定句结构为：主语+was / were+其它。
如：I was at home yesterday. They were really happy at the party.②否定句结构为：主语+was not (wasn’t) /were not (weren’t)+其它。
如：I wasn’t at home yesterday.They weren’t happy at the party.③一般疑问句结构为：Was / Were+主语＋其它？如：---Were you at home yesterday? ---Yes, I was. / No, I wasn’t.---Were they happy at the party? ---Yes, they were. / No, they weren’t.④特殊疑问句结构为：疑问词＋was / were+主语＋其它？如：---Where were you last night? ---We were at my uncle’s house.---How was your weekend? ---It was great.(2) 实义动词的一般过去时的句型：①肯定句结构为：主语+动词的过去式+其它。
如：He went to the toy store yesterday. W e took some pictures in the park.②否定句结构为：主语+did not (didn’t)+动词原形+其它。
如：He didn't go to the toy store yesterday. We didn’t take any pictures in the park.③一般疑问句结构为：Did+主语＋动词原形＋其它？如：---Did you go to Beijing last week? ---Yes, I did. / No, I didn’t.---Did he meet the businessman before? ---No, he didn't. / Yes, he did.④特殊疑问句结构为：疑问词＋did+主语＋动词原形＋其它？如：---What did you do last night? ---I did my homework.---Where did you go last week? ---I went to Shanghai with my parents. Exercises:一、按要求完成下列句子：1. The children are having a good time in the park. (用last Sunday改写)The children _________ a good time in the park_________ _________.st week I read an English book. (改为否定句)Last week I _________ _________an English book.3. There were about nine hundred people at the concert.否定句：____________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________4.There was only one problem.否定句：____________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________5.Ann did her homework yesterday evening.否定句：____________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________6.My brother was in the park just now.否定句：____________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________7.She had some bread for lunch today.否定句：____________________________________________一般疑问句：________________________________________对划线部分提问：____________________________________二、翻译下列句子，每空一词：1. 我过了一个忙碌但却刺激的周末。
I __________ __________ __________ __________ __________ weekend.2. Jenny喜欢看书。
昨晚她看了一本地理方面的书。
Jenny __________ __________ __________. She _________ a book _________ _________ last night.3. Emma每天都练习弹吉他。
可是昨天她没有练习。
她为数学考试作准备了。
Emma _________ the guitar every day. But she__________ __________ yesterday. She_________ _________ the math test.4. 上周六他们做什么了？他们做作业和购物了。
What __________ they __________ __________ Saturday?They __________ __________ homework and __________ __________ __________.三、选择下列单词，并用其正确形式填空。
clean; die; enjoy; finish; happen; open; rain; start; stay; want1. I my teeth three times yesterday.2. It was hot in the room, so I the window.3. The concert at 7:30 and at 10 o’clock.4. When I was a child, I to be a doctor.5. The accident last Sunday afternoon.6. It’s a nice day today but yesterday it all day.7. We our holiday last year. We at a very nice place.8. Ann’s grandfather when he was 90 years old.四、用动词的适当形式填空：1. I _________ (have) an exciting party last weekend.2. _________ she _________ (practice) her guitar yesterday? No, she ________.3. ---What ________ Tom ________ (do) last Saturday evening?---He ________ (watch) TV and __________ (read) an interesting book.4. They all __________ (go) to the mountains yesterday morning.5. She _________ (not visit) her aunt last weekend. She ________ (stay) at home and _________ (do) some ___________ (clean).6. When _________ you _________ (write) this song? I _________ (write) it last year.7. Carol ___________ (study) for the math test and __________ (practice) English last night.8. ---__________ Mr. Li __________ (do) the project last Monday morning? ---Yes, he _______.9. ---How _________ (be) Jim’s weekend? ---It _________ (be not) bad.10. ---___________ (be) your mother a sales assistant last year? ---No, she __________.11.There ___________ (be) only one tall building here now.12.My aunt ___________ (travel) a lot every year.13.The man ___________ (have) three horses, but now he ___________ (have) only two.14.When the students ___________ (learn) the good news, they ___________ (be) proud ofthemselves.15.Dick ___________ (jump) into a large hole as soon as he ___________ (see) the bear.16.I don’t know why they ___________ (not go) to the movies last night.17.Tom ___________ (fail) in the exam. He ___________ (look) upset now.18.The teacher ___________ (be) pl eased with the boy’s school work just now.19.Alice ___________ (show) her uncle around the new neighborhood last Monday.20.He ___________ (join) the army at the age of eighteen.21.Tom and Mary ___________ (come) to China last month.22.Mike ____________ (not go) to bed until 12 o’clock last night.23.Mary __________ (read) English every morning.24.I ___________ (listen) but ___________ (hear) nothing.25.Tom ___________ (begin) to learn Chinese when he ___________ (be) two.26.She ___________ (watch) TV every evening, but she ___________ (not watch) TV last night.27._________ your father __________ ( go ) to work every day last year?28.What __________ (make) him ___________ (cry) just now?st year the teacher ___________ (tell) us that the earth __________ (move) around thesun.30.There ____________ (be) enough milk at home last week, ___________ (be not) there?。