Do you have any difficulty ________?
| A．on listening | B．to listening | C．for listening | D．in listening |
—Hurry up！There’s a bus coming！
—Why run？There will be_____one in two or three minutes．
| A．another | B．other |
| C．the other | D．any other |
upset
| A．usage | B．pollute |
| C．August | D．dusty |
polish
| A．remove | B．worry |
| C．consider | D．honest |
cheer
| A．machine | B．school |
| C．chain | D．chemist |
crowd
| A．owner | B．flow |
| C．window | D．flower |
updated
| A．liked | B．dreamed |
| C．carried | D．needed |
In our class there are 50 students，half _________ wear glasses．
| A．in whom | B．in them |
| C．of whom | D．of them |
Passengers are permitted ________ only one piece of hand luggage onto the plane．
| A．to carry | B．carrying |
| C．to be carried | D．being carried |
— Dear，the skirt I received today is not the same as is shown online．
— _________? But I promise you that we’ll 1ook into it right away．
| A．Who says | B．How come |
| C．What for | D．Why worry |