初二英语语法精讲：过去进行时

　　过去进行时表示过去某一点时间正在进行的'动作或者过去某一段时间内一直进行的动作。

　　1. 构成

　　was /were + doing，例如：

　　I was watching TV at 9 oclock last night.

　　at 9 oclock last night是时间点

　　They were playing football all afternoon.

　　all afternoon是时间段

　　2. 过去进行时的标志词

　　at 8 oclock last night, this time yesterday等。例如：

　　I was having lunch at home this time yesterday.

　　昨天的这个时候我正在吃午饭。

　　At that time she was writing a book.

　　那阵子她在写一本书。(表示她在那段时间里一直在做那件事情。)

　　★★练一练★★

　　用括号中所给动词的适当形式填空。

　　1. This time yesterday I ____ ______(read)books.

　　2. At 9 oclock last Sunday they ______ ______(have)a party.

　　3. When I _____(come)into the classroom, she ________ ______(read)a storybook.

　　4. She _____ ______(play)computer games while her mother ____ ______(cook)yesterday afternoon.

　　5. I _____ ______(have)a shower when you _______(call)me yesterday.

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