题目内容
—What are you doing, Bob?
—I __________ a Chinese song.
A. learn B. learning
C. am learning D. am learn
【答案】
C
【解析】由问句可知答语用现在进行时,结构为:主语+be+doing, 故选C。
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题目内容
—What are you doing, Bob?
—I __________ a Chinese song.
A. learn B. learning
C. am learning D. am learn
C
【解析】由问句可知答语用现在进行时,结构为:主语+be+doing, 故选C。