问题

Is the boy your brother — It __________ be. I don’t have brothers or sisters at all.

A:mustn’t
B:needn’t
C:shouldn’t
D:can’t ;

正确答案是：

同类题型

This is one of the best novels that____appeared this year.

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it’s getting late. Imust be going. Thank you for inviting me to the evening party of the RabbitYear.—________________.

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You can watch TV ______, but you can’t watch it ______a long time.