问题
选择题
He _____ some French while he was away on a business trip in Paris.[ ]
A. made out
B. picked up
C. gave up
D. took in
答案
答案：B
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He _____ some French while he was away on a business trip in Paris.[ ]
A. made out
B. picked up
C. gave up
D. took in
答案：B