中级美国英语Lesson7:动词一般过去式

下面我们来作换字练习. 练习的内容都是说玛丽昨天晚上作了什么事, 比方她 弹吉他, 学法文等等. 首先由老师念一个句子, 然后老师给你一个新词组, 请你 把新词组代换到原来的句子里. 每作完一句就请你听正确的答案.

M: Mary played guitar last night.

M: listened to the radio

F: Mary listened to the radio last night.

M: washed dishes

F: Mary washed dishes last night.

M: typed a letter

F: Mary typed a letter last night.

M: studied French

F: Mary studied French last night.

下面一组代换练习叙述的是彼得昨天晚上的活动. 还是请你跟刚才一样练习.

每作完一句就听我们的正确答案.

M: Peter talked to his father last night.

M: needed some money

F: Peter needed some money last night.

M: borrowed ten dollars

F: Peter borrowed ten dollars last night.

M: watched television

F: Peter watched television last night.

M: cleaned up his room

F: Peter cleaned up his room last night.

刚才我们练习了用规则动词过去式作肯定句, 现在我们看一看怎么样把那些句 子变成问句. 在把过去式句子变成问句的时候要用 did, d-i-d, did 开头. 请注意:

用了did 之后, 句子里的主要动词保持现在式. 现在我们来作一组练习. 由老师 用 did 开头作一些过去式的问句, 请学生作简短的答覆. 现在请你注意听.

M: Did Mary stay home last summer?

F: Yes, she did.

M: Did Mary enjoy going to summer school?

F: Yes, she did.

M: Did Mary work last summer?

F: No, she didn't.

M: Did Peter work at a gasoline station?

F: Yes, he did.

M: Did Peter travel last summer?

F: No, he didn't.

M: Did Peter save a lot of money last summer?

F: Yes, he did.

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