问题
选择题
Jim has made many friends since he ______ to China.
A．came
B．comes
C．has come
D．will come
答案
答案：A
主句中Jim已经交了很多朋友，since从……说明从句中，他来中国应是过去时态，所以选A。
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Jim has made many friends since he ______ to China.
A．came
B．comes
C．has come
D．will come
答案：A
主句中Jim已经交了很多朋友，since从……说明从句中，他来中国应是过去时态，所以选A。