Question

小学英语选词填空

1.It's not my dog .it's _____ ,i think.
A,Tom B, him C, Tom's D Toms'
2.There _____ much _____ in the cinema.
A, is ;noise B, are ;noise C, are ;noise D, is ;noises
3.It's time for class .We ___ play game.
A,don't B,shouldn't C.Can't D,mustn't
请说明原因，谢谢

Answer 1

C 。。。的有两种用法，一种是's，还有一种是用of

A noise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；D mustn't这种用法很少，一般 must的否定句会用 needn't。

Answer 2

1C 2 A 3 C