I was deep in thought, so I didnt notice .A. him to come inB. him come inC. he come inD.

发布时间：2020-08-17 14:13:14

I was deep in thought, so I didn't notice     .
A. him to e in
B. him e in
C. he e in
D. him ing in

网友回答

A. him to e in
B. him e in
C. he e in
(答案→)D. him ing in
解析：notice sb. doing更强调当时看见某人正在进行的动作。
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