A-A+
The number of tourists from the west (have) (m
问题详情
The number of tourists from the west (have) (more than doubled) since China (adopted) the open door policy two decades (ago).
A.have
B.more than doubled
C.adopted
D.ago请帮忙给出正确答案和分析,谢谢!
参考答案
正确答案:A