内容正文:
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作业06 主要时态的被动态
积累运用
主要时态的被动态
时态
相应的被动态
一般现在时do/does
is/am/are done
一般过去时did
was/were done
一般将来时will/shall do
will/shall be done
过去将来时would do
would be done
现在进行时is/am/are doing
is/am/are being done
过去进行时was/were doing
was/were being done
现在完成时has/have done
has/have been done
过去完成时had done
had been done
现在完成进行时has/have been doing
无
过去完成进行时had been doing
无
注意:
1. 现在完成时和过去完成时的标志性词或者固定用法。
(1)现在完成时:常见的标志性词或短语有so far, until now, up to now, till now, in/over the last/past+段时间,these days, by now …
用于结构It has been/is+时间段+since…
(2)过去完成时:常见的标志性词或短语有by+过去时间, by the time, before, when…
①用于结构It was the +序数词+time that…在that引导的从句中用过去完成时。
②用于结构Hardly/Scarcely…when…和No sooner…than…结构中,hardly, scarcely以及no sooner后谓语动词用过去完成时,when,than后面用一般过去时。表示“一…就…”
③表示意向的动词,如hope, expect, intend, mean, plan, think, suppose等使用过去完成时,并非表达过去的过去,而是表达对过去未曾实现动作的遗憾,表示“本…”。
④用于虚拟语气中,与过去事实相反的结构中。
与过去事实相反时,if引导的从句谓语动词用过去完成时had done, 主句谓语动词用would/could/should/might + have done。类似的虚拟语气用法还包括wish, as if。
根据括号内所给的词,完成下面的句子。
1. By the time the teacher came in, the first experiment__________(finish) .
2. The ancient building whose roof was badly damaged in the rainstorm _________(repair) now.
3. Both learning sites _______________ (visit) by over 10, 000 people since last year.
4. She returned home and found all the furniture_______________ (destroy) by the flood.
5. Many new inventions _____________ (exhibit) in the museum at this time last year.
6. It was reported that the sale_____________(advertise) for several weeks.
7. Hardly ________ the front door __________(open) when we could smell something burning.
8. Tom was told that his teammate won the race while he ____________________(treat) by the team doctor.
9. After all the preparations _______________(make), the exciting half-marathon began.
10. It was his strong communication skills which ____________(show) in the interview that finally won his position