The man is ________ a serious nervous breakdown because he is unable to deal with pressure from daily life.
| A．in front of | B．in favor of |
| C．on behalf of | D．on the edge of |
After the long-distance running race, we students returned home, ___________.
| A．happily but tired | B．happily and tiring | C．happy but tired | D．happy and tiring |
This is the very plan for our May Day holiday _______ was made by our classmates.
| A．which | B． that | C．who | D．what |
Is _____ necessary to take off our shoes when we enter the computer lab?
| A．this | B．it | C．everyone | D．he |
____ matters most in learning English is enough practice.
| A．What | B．Why | C．Where | D．Which |
Only whenin the afternoonable to leave．
| A．the match was over; they were | B．was the match over; were they |
| C．was the match over; they were | D．the match was over; were they |