--- Are you going to the concert tomorrow?
--- ___________I’m not sure whether I could finish my paper before that．
| A．Come off it | B．You’ve a point there |
| C．It depends | D．In my opinion |
I’ve kept up a friendship with a girl whom I was at school ________ twenty years ago.
| A．till | B．with |
| C．about | D．since |
In the experiment we kept a watchful eye ________ the developments and recorded every detail.
| A．in | B．at |
| C．for | D．on |
I don’t think it’s fair to judge a person ________ their clothes.
| A．in | B．from |
| C．with | D．on |
I am anxious about what notes he made in the back of his diary ________ things to mend or replace.
| A．by | B．in |
| C．with | D．of |
The customer bargained with the shopkeeper for a long time, and finally they agreed ________ the price.
| A．to | B．with |
| C．on | D．at |