—How far can you run without stopping?
— ________. I’ve never tried.
| A．Don’t mention it | B．That’s all right |
| C．I have no idea | D．Go ahead |
I’ll never forget the days ______ I spent on the farm.
| A．when | B．that | C．in which | D．in that |
I meant to help him . ______， he didn’t accept my offer.
| A．But | B．As a result | C．Therefore | D．However |
Several months later, he found his deskmate very difficult _______.
| A．to get along with | B．getting along with |
| C．to get along | D．to be gotten along with |
In order to make up for the lost time, they are working ______.
| A．like crazy | B．as crazy | C．like crazily | D．as crazily |
She used ______ on the right in China, so she was not used _______ on the left in England at first.
| A．to drive; to drive | B．to drive; driving |
| C．to driving; to driving | D．to drive; to driving |