When he knocked at the door, my mother was busy ____ supper.
| A．preparing for | B．in preparing |
| C．to prepare for | D．to prepare |
We tried to _______ his doubts and let him tell the truth.
| A．replace | B．review | C．remove | D．rebuild |
The teacher as well as the students who _____ fond of football, _____ playing together.
| A．is; is | B．are; are | C．is; are | D．are; is |
Mo Yan, a famous Chinese writer, won the Nobel Prize for literature at the end of the year 2012.We learn that success the person with a never-give-up attitude.
| A．turns to | B．takes apart | C．belongs to | D．devotes to |
It will be ___ wonderful world if all nations live in ___ peace with each other.
| A．a；a | B．the；the | C．a；the | D．a ；/ |
_________ more customers, many companies prefer to spend a lot of money in advertising.
| A．Attract | B．Attracting | C．Attracted | D．To attract |