It was in the lab, ________ was taken charge of by Professor Curie, _______ they did the experiment.
| A．where; that | B．that; that | C．which; that | D．which; where |
His cousin will stay in Beijing till his aunt ___ well.
| A．will get | B．will be | C．gets | D．remains |
I’ve thrown away my old trousers, I’ll have to buy ___.
| A．a new pair | B．a new one | C．some new | D．some new pair |
If you meet Peter or John, tell ___ about the meeting.
A, them B,. him C. he D.they
___ of this room ___ empty.
| A．Two-third, are | B．Two-thirds, are | C．Two-third, is | D．Two-thirds, is |
___Greens wanted to arrive in ___ Britain before ___New Year’s Day.
| A．The, the, the | B．The, / ,the | C．/, the, the | D．/,/. the |