一WhereisMr.Black?Ihaven'tseenhimforalongtime. 一He
问题详情:
一Where is Mr. Black? I haven't seen him for a long time.
一He _________Switzerland. He _________there for several months.
A. has gone to; has been to B. has gone to; has been
C. has been to; has been D. has been to; has gone
【回答】
B
知识点:动词时态
题型:选择题