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 |
Forbes magazine has named President Hu Jintao as the world's most powerful person, a move that analysts say shows global ________ of China's contribution to the world's economic recovery．
| A．acknowledgement | B．commitment |
| C．complement | D．requirement |
Our bodies are strengthened by taking exercise. ________, our minds are developed by learning.
| A．Probably | B．Likely | C．Similarly | D．Generally |
Only after my friend came ________.
| A．did the computer repair | B．he repaired the computer |
| C．was the computer repaired | D．the computer was repaired |
It’s a good habit to keep everything ________ in your study.
| A．in the way | B．in place | C．in hand | D．in case |
The angry boy looked at his mother and shouted out the words ________ in his heart for many years.
| A．having been hidden | B．hidden | C．hiding | D．to hide |