Question

Grandma is ill．I have to _________ her at home．

1. A.
   look for
2. B.
   look up
3. C.
   look at
4. D.
   look after

Answer 1

D
动词短语辩析。look for意为“寻找”，look up意为“查阅”，look at意为“看”，look after意为“照顾”。根据句意“奶奶病了，我不得不在家照顾她”。可知选D。