单项选择题
The world's supplies of copper（）
A.have gradually being exhausted
B.are gradually exhausted
C.has been gradually exhausted
D.are being gradually exhausted
点击查看答案&解析
相关考题
-
单项选择题
— Would you mind closing the window? —（）.
A.Yes, please
B.No, I’m sorry
C.Certainly not
D.All right -
单项选择题
He is a popular movie star. His popularity（）in the high attendance at all his movies.
A.reflects
B.reflected
C.is reflected
D.is reflecting -
单项选择题
— I'll fly to New York on business next week. —Well,（）.
A.have a pleasant journey
B.you’re so lucky to go abroad
C.wish you happy
D.good-bye
