We found it impossible ________ all the questions within the time given.
We found it impossible ________ all the questions within the time given.
A.solve
B.being solving
C.to have solved
D.to solve
正确答案是D
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明：本文由翰林刷题小程序授权发布，如需转载请注明出处。