问题
选择题
—________ you ever ________ the Great Wall?
—Yes, twice.[ ]
A. Have; been
B. Have; been to
C. Have; gone to
D. Have; been in
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—________ you ever ________ the Great Wall?
—Yes, twice.[ ]
A. Have; been
B. Have; been to
C. Have; gone to
D. Have; been in
答案：B