题目内容
The doctor were not sure about the operation, but the patient insisted that the operation be done ________ it was a success.
[ ]
| A.unless | B.as long as |
| C.whether or not | D.ever if |
答案:C
练习册系列答案
相关题目
题目内容
The doctor were not sure about the operation, but the patient insisted that the operation be done ________ it was a success.
[ ]
| A.unless | B.as long as |
| C.whether or not | D.ever if |