There has been an increase in the techni
题型:选择题
问题:
There has been an increase in the technical cooperation and cultural__________between China and other
countries in the past ten years.[ ]
A.change
B.trade
C.bargain
D.exchange
There has been an increase in the technical cooperation and cultural__________between China and other
countries in the past ten years.[ ]
A.change
B.trade
C.bargain
D.exchange