虚拟语气知识点检测单.doc

薛窑中学高二英语活动单 M6 U3-4 grammar

虚拟语气
知识点检测单
一 虚拟语气在条件从句的用法

条件从句
主句
与现在事实相反

与过去事实相反

与将来事实相反

二 虚拟语气的其它用法
特例一：if的省略
在虚拟语气中，如果有___________________，省略if，将____________________提前。
If it were to snow tomorrow, they would not go out.
___________________________________________________

特例二：混合虚拟语气 (在虚拟语气中，主句和从句时态不一致)
If he _____________(study) hard, he ____________( be) a college student now.

特例三：含蓄虚拟语气
表示含蓄虚拟条件的方法有
（1）介词或介词短语，如but for, without等
But for your help, we ___________________(not succeed).
(2) 连词，如：or(otherwise), else, or else ,in case, for fear that(唯恐), but that等
I was too busy at that time, otherwise I __________________(help) you.
I ________________(help) you, but I ______________(be) too busy at that time.

特例四： if only, as if, even if , would rather, wish
(1) 虚拟语气用于if only 感叹句中：
与现在情况相反，用____________
与过去情况相反，用____________
与将来情况相反，用____________
(2) 虚拟语气用于as if/though, even if /though 从句中：
与现在情况相反，用____________
与过去情况相反，用____________
与将来情况相反，用____________
(3) would rather ( that )…
与现在情况相反，用____________
与过去情况相反，用____________
与将来情况相反，用____________
(4) wish + 宾语从句
与现在情况相反，用____________
与过去情况相反，用____________
与将来情况相反，用____________

特例五：should+do
虚拟语气用于表示要求、建议、命令、提议、意愿等的主语从句、宾语从句、表语从句和同位语从句，其虚拟语气的构成是__________________.
一个坚持: 两个命令:
三个建议: 四个要求:
注意: insist: ___________________ suggest: _________________

特例六：It’s high/about time that sb _________________
It is (about) time that you ______________(have) a rest.

特例七: think / want / hope/ expect/ plan/ mean/ intend等动词用_____________表示“原来希望做到而实际上未能实现的事”.其后的宾语从句谓语用“______________”.

特例八: 情态动词+have done
must have done
can’t/couldn’t have done
may/might have done
could have done
should/ought to have done
should not have done / ought not to have done
needn’t have done

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