He finds it hard to keep _____ with the change of society if he stops learning．
| A．company | B．time | C．faith | D．pace |
There are five pairs ______,but I’m at a loss which to buy.
| A．to be chosen | B．to choose from | C．to choose | D．for choosing |
----Let me tell you something about the journalists.
----Don’t you remember ______me the story yesterday?
| A．told | B．telling | C．to tell | D．to have told |
Robert is said _______abroad, but I don’t know country be studied in .
A. to have studied B. to studyC. to be studyD to have been studying
.She asked me to help her, _____that she couldn’t move the heavy suitcase alone
| A．only to realize | B．realizing | C．having been realized | D．realized |
To fetch water before breakfast seemed to me a rule________.
A.to never B never to be broken C. never to have broken D. never to be breaking