Human beings are different from animals they can use language as a tool to
communicate.
| A．in that | B．for that | C．in which | D．for which |
We advised them to take a rest, but they insisted _______ the work.
| A．finish | B．to finish | C．in finishing | D．on finishing |
I delayed _______ your letter because I had been away for a week.
| A．answer | B．answering | C．writing | D．to post |
.If he succeeded _______ a job, his children wouldn't be suffering from hunger now.
| A．to find | B．to look for | C．in finding | D．in looking for |
I still remember _______ to my home town when I was young.
| A．taking | B．taken | C．being taken | D．to take |
The old sick lady entered the hospital, ______ her two sons.
| A．to support | B．supporting | C．supported by | D．having supported |