Question

【题目】--- Who is Dave looking ______?
--- His mother. She's been in hospital for a few days.
A.for
B.after
C.at
D.up

Answer 1

【答案】B
【解析】句意：——Dave在照顾谁？——他妈妈，她住院好几天了。look after照顾；look for寻找；look at看；look up查找。根据in hospital可知选B。