0bama was said __________ in a scandal, so he was like a cat on hot bricks.
| A．to involve |
| B．involving |
| C．to have been involved |
| D．having involved |
Please look at the notice! Smoking is not allowed here. If you _______ smoke, go to the special area, please.
| A．shall | B．will | C．must | D．can |
Alan gave us the reason for his coming late to class _______ his bicycle broke down on his way.
| A．why | B．where |
| C．that | D．which |
E-libraries are more and more popular in that they give us access to books when we are unable to _______ get to a library.
| A．accidentally | B．physically |
| C．voluntarily | D．appropriately |
Once I recognized that I had no one's expectations ______ but my own, relaxed. I began to view college as a wonderful experiment.
| A．living up to | B．having lived up to |
| C．to live up to | D．to have lived up to |
Blinda _______ changing jobs when this chance of promotion occurred, so she took it and stayed on at a much higher salary.
| A．was thinking of | B．thought of |
| C．had been thinking of | D．was to think of |