The purpose of new technologies is to make life easier, ________ it more difficult.
| A．not make | B．not to make | C．not making | D．don’t make |
That's not a match; we're playing chess just for _________.
| A．habit | B．hobby |
| C．fun | D．game |
Last Sunday he promised _________ today, but he hasn't appeared yet.
| A．that he would come | B．that he will come |
| C．he will come to see me | D．whether he would come |
At that time I had no idea _________ I could hand it to him without being seen.
| A．if | B．how |
| C．which | D．that how |
Now there is a danger _________ the ground may fall under the heavy traffic.
| A．whether | B．if |
| C．/ | D．that |
We think it possible _________ the local government will be able to solve the housing problem.
| A．for | B．that |
| C．when | D．How |