Do not give up!Perhaps ________ tough task needs more of your effort．
I won't．I'll have ________ second try anyway．（ ）
| A． |
a； a |
B． |
the； a |
C． |
a； the |
D． |
the； the |
You have plenty of homework， don't you？
Yeah， it______the little time I have outside of school．（ ）
A．makes upB．takes up
C．turns downD．breaks down
Although these were good students， ________of them had a score above 60．
I can't believe it!（ ）
A．noneB．no oneC．someD．all
How's Mr．Clark's small company？
Quite good． It has grown to become a_________in the international trade．（ ）
A．ruleB．dutyC．powerD．sign
Do you need any help？
No， thanks． We__________a lot of support since last year．（ ）
A．have offeredB．have been offered
C．were offeredD．were offering
I don't care what people think．
Well， you_______．Some opinions are worth weighing．（ ）
A．mightB．shouldC．couldD．would