Question

【题目】My sister and brother _______ buy some word books tonight. ( )

A.am going toB.is going toC.are going to

Answer 1

【答案】C

【解析】

句意：我姐姐和弟弟今晚……买一些书。本句是一般将来时，构成be going to + 动词原形，主语是复数，be用are，故答案为C。