问题补充:
Take a look at these pictures, and see if you can the criminal. The policeman said to the witness.
A. pick up
B. pick off
C. pick out
D. pick at
答案:
A. pick up
B. pick off
(答案→)C. pick out
D. pick at
解析:考查动词短语:A. pick up掘地,捡起,获得,使恢复精神,加快,看到,随便地认识,加速B. pick off摘掉;拔去;截取C. pick out挑选出,辨认出,D. pick at挑毛病,句意:“看这些图画,看看是否你能辨认出罪犯”,警察对目击者说。选C。