I saw Mr. Wu in the street at ten yesterday morning．
That's impossible．He a school leavers' party with us then．（ ）
A．hasB．hadC．was havingD．has had
We'd better ________when he is thinking，as he prefers to solve problems on his own．（ ）
| A． |
let him down |
B． |
cheer him up |
| C． |
leave him alone |
D． |
ring him up |
The program has helped out thousands of homeless children since the government ________it（ ）
| A． |
starts |
B． |
had started |
| C． |
will start |
D． |
started |
How about some more ice cream？
No，thanks．It's very good，but I have to _______ my weight，you know．（ ）
| A． |
prevent |
B． |
watch |
C． |
refuse |
D． |
keep |
The population of our city has increased ________ 40%，compared with _______ of 3 years ago．（ ）
| A． |
by；that |
B． |
to；those |
C． |
with；ones |
D． |
of；it |
Why did you buy so many flowers？
________my wife．I did something wrong yesterday．She is still angry with me．（ ）
| A． |
Please |
B． |
To please |
C． |
Pleasing |
D． |
Be pleased |