－－Shall we meet right now?
－－Sorry. I’m too busy to _______ for the moment.
| A．get through | B．get away | C．get off | D．get together |
The young scientist has made such great achievements in his chosen field ______ nobody else can make.
| A．that | B．what | C．which | D．as |
We were told not to touch the equipment in the laboratory unless ________.
| A．allowed to do | B．allowing to do | C．allowed to | D．allowing to |
---Where did you first meet your boyfriend?
---It was in the department store ______ he worked.
| A．which | B．that | C．what | D．where |
I think you should go back to your ______ plan, which is much more practical than the present one.
| A．original | B．random | C．abstract | D．ridiculous |
The key word in the sentence has been ______, so it doesn't make any sense to us.
| A．picked up | B．held up | C．left out | D．made out |