题目内容
15、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
15、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