问题补充:
Mr. Green to Beijing two weeks ago. He there many times.
A. has gone; has been
B. went; has been
C. has gone; went
D. went; went
答案:
A. has gone; has been
(答案→)B. went; has been
C. has gone; went
D. went; went
解析:have gone to意为“到某地去”,说话时该人不在现场,一般不用第一人称、第二人称代词作句子的主语。have been to意为“曾经去过某地”,现在已不在那里了,后可接次数,如once,twice,three times等,表示“去过某地几次”,也可和 just,never,ever等连用。