题目内容
22、Although medical science ______ control over several dangerous diseases, what worries us is that some of them are returning.
A．achieved B．has achieved C．will achieve D．had achieved
试题答案
22、B
Although medical science ________ control over several dangerous diseases, what worries us is that some of them are returning．
- A.achieved
- B.has achieved
- C.will achieve
- D.had achieved
Although medical science ______ control over several dangerous diseases, what worries us is that some of them are returning.
A. achieved B. has achieved C. will achieve D. had achieved
查看习题详情和答案>>Although medical science________ control over several dangerous diseases, what worries us is that some of them are returning.?
| A．achieved | B．has achieved |
| C．will achieve | D．had achieved |
Although medical science________ control over several dangerous diseases, what worries us is that some of them are returning.?
A．achieved B．has achieved
C．will achieve D．had achieved
查看习题详情和答案>>
of them are returning.
B. has achieved
C. will achieve
D. had achieved
Although medical science __________ control over several dangerous diseases, what worries us is that some of them are returning.
A. achieved B. has achieved C. will achieve D. had achieved
查看习题详情和答案>>Although medical science ______ control over several dangerous diseases, what worries us is that some of them are returning.
A．achieved B．has achieved C．will achieve D．had achieved
查看习题详情和答案>>Although medical science __________ control over several dangerous diseases, what worries us is that some of them are returning.
A. achieved B. has achieved C. will achieve D. had achieved