It was ___ it was raining so hard that we had to stay at home all day
| A．since | B．for | C．as | D．because |
The hotel has been enlarged; ____, it’s service is improving.
| A．as a result | B．on the other hand |
| C．in addition | D．as well as |
To keep the air clean, this hospital _____ all the patients ____ in and around it.
| A．allows; smoking | B．forbids; to smoke |
| C．prevents; smoke | D．prohibits; smoke |
The long speech given by that old professor seemed _____ and endless. He felt so _____ that he nearly fell asleep.
| A．disappointed; boring | B．disappointed; bored |
| C．disappointing; bored | D．disappointing; boring |
I ____to her for stepping on her foot.
| A．apologized | B．excused | C．explained | D．owed |
He focused his effort ____the house ___sale for fear that the prices of them would go up suddenly.
| A．on; for | B．on; in | C．to; for | D．to; in |