Question

2. Mr. Smith is so busy his office work that he spends little time after his children.

   A. in;looking   B. with;to look

   C. with;looking   D. in;to look

Answer 1

2. C

2. C 解析：be busy with sth.意为“忙于 某事”；spend time (in) doing sth.意为 “花费时间干某事”，两者均为固定搭配 形式。句意:史密斯先生忙于办公室的 工作以至于没有时间照顾孩子。