He is one of the top students in our class, who score ____ average in most subjects.
| A．on | B．of | C．below | D．above |
Have you ever heard of the trees that are homesanimals both on land and sea?
| A． | about | B． | to | C． | with | D． | over |
Jane’s grandmother had wanted to writechildren’s book for many years, but one thing or another always got in way.
| A．a;不填 | B．the;the | C．不填;the | D．a;the |
——Hi, John. Are you busy?
——
| A．Yes.I do agree. | B．Yes.That would be nice. |
| C．No.Are you sure? | D．No.What’s up? |
The boss of the company is trying to create an easy atmosphere ______ his employees enjoy their work.
| A．where | B．which | C．when | D．who |
See, your computer has broken down again! It doesn'tsense to buy the cheapest brand of computer just to save a few dollars.
| A． | have | B． | make | C． | display | D． | bring |