The boy pretended his homework, when his parents came back home.A. to doB. doC. doingD. t

发布时间：2020-08-14 23:51:50

The boy pretended      his homework, when his parents came back home.
A. to do
B. do
C. doing
D. to be doing

网友回答

A. to do
B. do
C. doing
(答案→)D. to be doing
解析：假装正在做什么，应该用进行时态。
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