Question

【题目】—Have you seen Jack? His mother is looking for him all the afternoon.
—No, I haven't. I am sure mother be very worried.
A.must
B.may
C.need
D.should

Answer 1

【答案】A
【解析】句意：你看见杰克了吗？他母亲整个下午都在找他。 不，我没有。我相信妈妈一定很担心。根据“ His mother is looking for him all the afternoon.”可知，他的妈妈找了他一下午都没找到，一定是非常担心他，而非可能或者需要、应该，故选A。