It _____ to chat online all day long. You’d better do something else.
| A．makes no sense | B．makes no difference |
| C．makes sense | D．makes difference |
I didn’t do very well in the exam, and so I’m afraid of ___.
| A．scolding | B．to be scolded | C．being scolded | D．scolded |
It is very cold in the northeast of China ___ winter.
| A．at | B．in | C．for | D．till |
John lives ___ No. 104 Nanjing Road.
| A．on | B．at | C．by | D．with |
Steve and Jane are both very good ___ chemistry.
| A．at | B．for | C．in | D．on |
Do you often help your father ___ the farm work during the summer vacation?
| A．for | B．on | C．in | D．with |