Recently a survey _______ prices of the same goods in two different supermarkets has caused a heated discussion among citizens.
| A．comparing | B．compared | C．compares | D．being compared |
The students ___ busily when Miss Brown went to get a book she ___ in the office.
| A．had written ; left | B．were writing ;has left |
| C．had written ;had left | D．were writing ;had left |
Mrs. Taylor has ______ 8—year—old daughter who has ___ gift for painting—she has won two national prizes.
| A．a; a | B．an; the | C．an; a | D．the; a |
— Don’t forget to take the message to my teacher.
— ____.
| A．Yes, I will | B．No, I won’t |
| C．I don’t think so | D．Sorry, I wouldn’t |
—Shall I lock the lab now before I go home?
--- ___________．I’ll check it myself later.
| A．Go ahead | B．No problem | C．No hurry | D．Don’t bother |
．Steven’s exam results put him _________ the top ten students in his grade.
| A．among | B．between | C．in | D．at |