Jack has studied Chinese in this school ____thr year of 2000 A.since B.in C.on D.by
问题描述：
Jack has studied Chinese in this school ____thr year of 2000 A.since B.in C.on D.by
答
A.since自......以来(后跟时间点)
句义：Jack 自2000年以来 就一直在中国的这所学校学习。
答
B
答
B in
in+年份
答
A