— Could you give _______ an introduction to the new machine?
— Of course. I will tell you how to use it.
| A．him | B．us | C．her | D．it |
In communication, a smile is usually _____ strong sign of a friendly and _____ open attitude.
| A．the; / | B．a; an | C．a; / | D．the; an |
Surrounded by the armed police and having no way to escape ,the rebels (叛乱者) in Xinjiang Autonomous Region were forced to _____
| A．give up | B．give away |
| C．give in | D．give out |
It was the third time that she ______to this mountain village to see the children.
| A．has come | B．had come |
| C．came | D．would come |
I can well remember that there was a time _____I played sports with my close friends in junior school.
| A．what | B．which | C．that | D．when |
While _________the topic of music in class, all the students show great interest in it.
| A．discussed | B．discuss |
| C．discussing | D．are discussing |