【英语】选择题求分析*2

题目

【英语】选择题求分析*2
1.---Where is our English teacher?
---He _______ to the USA.He _______ there for three times.
A.has gone to;has been to
B.has been to;has gone to
C.has gone to;has been
D.has been to;has gone
2.The leader ordered the officer ________ the gates.
A.lock
B.locking
C.to lock
D.locks
求分析~

答案

答案：C C
第一题：have gone to表示“已经去某地了”,言下之意,还没有回来.而have been to表示“曾经到过某地”,现在已经回来.由于后面一空there是副词,介词to省略.
第二题：order sb.to do sth.命令某人做某事.