【题目】Kathy ________ a lot of Chinese when she was working in Beijing during the summer vacation.
A. took upB. picked upC. brought upD. turned up
在线课程【答案】B
【解析】
考查动词短语词义辨析。句意：凯西暑假在北京工作时学会了许多中文。A. took up从事；B. picked up获得，学会；C. brought up抚养；D. turned up出现。故选B。