I would like to be ________ scientist in the future.They are so great.
| A． |
a |
B． |
an |
C． |
the |
Would you mind ______ here？
Of course not．I'll ______ my cigarette at once．（ ）
| A． |
not smoking； put away |
| B． |
not smoking； put out |
| C． |
not to smoke； put off |
Everyone plays an important part in society．As members，we should try our best to do______ to make the world better and better．（ ）
| A． |
what we should do |
| B． |
what should we do |
| C． |
how we should do |
My teacher often encourages me ______ at least one hour a day reading books．（ ）
| A． |
to pay |
B． |
cost |
C． |
to spend |
If you want to keep your teeth healthy，you'd better not eat ________ a lot．（ ）
| A． |
something sweet |
| B． |
anything sweet |
| C． |
nothing sweet |
There is little pollution in that village，_______？
No．The air there is quite fresh and clean．（ ）
| A． |
is there |
| B． |
isn't there |
| C． |
is it |