There is gas _______ somewhere; can you smell it?
| A．suffering | B．retiring | C．escaping | D．dropping |
Your advice was a great help to us, without which all our efforts .
| A．wouldn’t pay off | B．hadn’t paid off |
| C．wouldn’t have paid off | D．didn’t pay off |
Many memories of old times were by the conversation we had together that evening.
| A．brought up | B．called up | C．kept up | D．set up |
Nearly all the people believe confidence is the key to success.
| A．interviewing | B．having interviewed |
| C．to interview | D．interviewed |
We should consider the students’ request the school library provide more books on popular science.
| A．that | B．when | C．which | D．what |
Lina didn’t get there on time because of the bad weather, what’s more, her car was in poor .
| A．situation | B．condition | C．position | D．Direction |