She bought the same skirt at a lower price at the same shop where I bought mine because she was a __________ customer.
| A．common | B．regular | C．normal | D．usual |
You can hardly imagine what great trouble we had the work.
| A．to do | B．done | C．doing | D．do |
Jim a skilled worker for almost six years. He is an experienced manager now.
| A．has been | B．had been | C．is | D．was |
--- I’ll come to see your performance at 9:00 tomorrow evening.
--- But by then my performance will have ended and I reporters in the meeting room at that time.
| A．will meet | B．will be meeting |
| C．are going to meet | D．am meeting |
China has in producing clones of cows and goats, and continues to research ways_______ can benefit mankind.
| A．resulted ; that | B．succeeded ; / |
| C．succeeded ; that | D．resulted ; in which |
I wouldn’t think it him to join the club — he’ll only refuse.
| A．was worth to ask | B．worth to ask |
| C．was worthwhile for | D．worthwhile to ask |