问题描述：
选择:The young man comes from(),()he knows some Chinese.A.Russia'so,B.Russia;but,C.China;but,D.Chi
选择:The young man comes from(),()he knows someChinese.A.Russia'so,B.Russia;but,C.China;but,D.China;because
选择:The young man comes from(),()he knows someChinese.A.Russia'so,B.Russia;but,C.China;but,D.China;because
问题解答：
我来补答展开全文阅读