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1、You _____ do that,if you don't want to.

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1、You _____ do that,if you don't want to.
A、won't
B、mustn't
C、needn't
D、shouldn't
2、He has got a bad cold.He ______ last night.
A、mustn't go out
B、needn't have gone out
C、couldn't have gone out
D、shouldn't have gone out
3、______a chance,I can also finish that by myself.
A、Given
B、Giving
C、To be given
D、I am given
4、
1、You _____ do that,if you don't want to.
1.C
如果你不想做,你就不必做.(needn't 不需要,不必)
2.D
他得了重感冒.他昨天也里真不应该出去.(shouldn't have done表示不应
该做的事情做了)
3.A (=if I am given a chance)
如果给我机会,我可以独立完成那项工作.
在状语从句中,如果从句的主语和主句的主语一致,从句中又有be动词,则
从句中的主语和be动词可以被省略掉.
先排除B.Giving的逻辑主语应该是别人,而不是“I”.
再排除C.动词不定式做状语往往是表示目的,而不是条件.
D中缺乏连词.英语中逗号不能连接两个完整独立的句子.