The young scientist has made such great achievements in his chosen field ______ nobody else can make.
| A．that | B．as | C．which | D．what |
Men usually go straight to ________ they want and leave quickly when shopping．
| A．What | B．which | C．where | D．that |
In the reading-room, we found Winifred ____at a desk, with her attention _____on a novel．
| A．sitting; fixing | B．seating; fixed |
| C．sitting; fixed | D．seated; fixing |
In the questionnaire, the subjects are questioned whether they____banning cars in the city centre．
| A．agree | B．comment | C．advocate | D．conduct |
____ to give up smoking, he threw away his _____ cigarettes．
| A．Determined; remained | B．Determined; remaining |
| C．Determining; remaining | D．Determining; remained |
By the time he retires, professor Baker _____ for almost forty years．
| A．will have taught | B．had taught |
| C．has taught | D．is teaching |