278. The road constant improvements can’t keep pace with the increasing ____ .
| A．trucks | B．private cars | C．buses | D．Traffic |
________ you didn't know the rules won't be an excuse for your failure to report.
| A．That | B．Where | C．What | D．Why |
________ anything, give me a call and I'll be glad to help you.
| A．Had you required | B．Should you require |
| C．Would you require | D．Could you require |
I can guess you were in a hurry. You ______ your sweater inside out.
| A．had worn | B．wore |
| C．were wearing | D．are wearing |
Fully __________ in looking after three children at home, she no longer has time to enjoy the various activities in the club.
| A．occupied | B．contributed | C．attached | D．devoted |
I always enjoyed French at school, but the advanced courses in literature turned me _____.
| A．off | B．on | C．back | D．down |