问题描述:
We ____ here two hours ago.We ____ here for two hours.
A.have arrived;have been
B.have come;have been
C.came;have come
D.arrived;have been
A.have arrived;have been
B.have come;have been
C.came;have come
D.arrived;have been
问题解答:
我来补答展开全文阅读