例:昨晚我在读一本故事书。
I read (read) a story book yesterday evening.
答案:was reading
解析:这两种时态的共同点是都用于表示过去发生的动作。但过去进行时强调动作正在进行,而一般过去时则表示过去某一时间所发生的动作或存在的状态,它表示的动作往往已经完成。“在”说明正在进行,而“I read a story book yesterday evening.”的意思是昨晚我读了一本故事书,言下之意已经读完了。故用过去进行时。
另外,在宾语从句中当主句为过去时,从句若是现在进行时,需变成过去进行时。
e.g. He said that he was drawing a cat at noon yesterday.
专项训练:
例:My mother is cooking (cook)when I got home.
答案:was cooking
解析:这两种时态的共同点是都表示动作正在进行,但现在进行时前提是现在,而过去进行时前提是过去,由when I got home可看出前提是过去。
例:We were flying kites at 5:00 p.m. yesterday. (对划线部分提问)
What were you at 5:00 p.m. yesterday?
答案:What were you doing at 5:00 p.m. yesterday?
解析:现在进行时中“What……doing……”?句式同样适用于过去进行时。
例:1 I watching (watch) TV when he came in.
2 They were play (play) games at 5:00 p.m. yesterday.
答案:1 was watching 2 were playing
解析:现在进行时中“be+现在分词,缺一不可”的规律也可应用于过去进行时。
例:He was talked (talk) to his mum at that time.
答案:was talking
解析:过去进行时与现在进行时结构上的区别体现在be动词上。
例:Li Ming with me are (be) in Beijing.
答案: is
解析:表面一看是“我和李明两个人在北京”,但with在此做伴随状语,不能做主语,故用is.
另外,宾语从句中,从句部分若是表示客观真理,不管主句是何时态,从句都要用一般现在时;在时间和条件状语从句中,主句表将来,从句要用一般现在时。
例:We don’t (not do) our homework in the afternoon.
答案:don’t do
解析:do是一个比较难理解的词,它有三个含义: a)是所有行为动词的总称;b)是助动词,无实义;c)是一个具体的行为动词“做,干”。此句中给出的do指“做,干”,not指把此句变为否定句,故须在do前加助动词don’t。
例:1 Does Jenny has (has) a good friend?
2 Brian doesn’t lives (not live) in China.
答案:1 Does have 2 doesn’t live
解析:单三人称做主语的一般现在时做句式变化时,可记住如下口诀:“见助动,用原形”。此口诀也可推广用于一般过去时态中。e.g. He didn't go home yesterday.
例:1 He plaies (play) football very well.
2 Danny gos (go) to school at 7:10.
答案:1 plays 2 goes
解析:1以辅音字母加y结尾的动词变单三人称形式才能把y换成i再加es;2与名词变复数不同,变单三人称形式以o结尾的词要加es.
1 I can take Li Ming there when he _____ ( come) to visit.
2 _____your sister_____(know)English?
3Her home____ _____ ______(远离 )her school.
4The pot_____(not look) like yours very much.
5 Where _____you____(have)lunch every day?
6 Who_____(想要 )to go swimming?
7 ______she_____(do) the housework every day?
8 Jenny and Danny usually______(play) games in the afternoon .
答案:1 comes 2 Does know 3 is away from 4 doesn't look 5 do have 6 wants 7 does do 8 play
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