小学英语选词填空1.It'snotmydog.it&-查字典问答网
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  小学英语选词填空1.It'snotmydog.it's_____,ithink.A,TomB,himC,Tom'sDToms'2.There_____much_____inthecinema.A,is;noiseB,are;noiseC,are;noiseD,is;noises3.It'stimeforclass.We___playgame.A,don'tB,shouldn'tC.Can'tD,m

  小学英语选词填空

  1.It'snotmydog.it's_____,ithink.

  A,TomB,himC,Tom'sDToms'

  2.There_____much_____inthecinema.

  A,is;noiseB,are;noiseC,are;noiseD,is;noises

  3.It'stimeforclass.We___playgame.

  A,don'tB,shouldn'tC.Can'tD,mustn't

  请说明原因,

1回答
2020-12-2904:19
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盛大树

  C.的有两种用法,一种是's,还有一种是用of

  Anoise不可数,必须用单数

  B此句中必须用情态动词,A助动词,没有实际意义,不可用;C不能强调一种客观情况,不能,而本句中倾向于是一种劝说,不必等;Dmustn't这种用法很少,一般must的否定句会用needn't.

2020-12-29 04:20:05
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