Frank is an independent boy． His parents are proud ____ him．（ ）
| A． |
on |
B． |
to |
C． |
in |
D． |
of |
I'm sorry．I broke your tea cup．
________．I have another one at home．（ ）
| A． |
It doesn't matter |
B． |
You'd better not |
| C． |
My pleasure |
D． |
It's too bad |
Chen Wei isn't at school today ________ he is taking a robot competition in Shanghai．（ ）
| A． |
so |
B． |
because |
C． |
before |
D． |
if |
It was late．She opened the door ________ because she didn't want to wake up her grandma．（ ）
| A． |
angrily |
B． |
quietly |
C． |
loudly |
D． |
heavily |
Meimei is going to be an older sister．Her parents are planning to have their ________ child．（ ）
| A． |
one |
B． |
two |
C． |
first |
D． |
second |
Students do less homework now．Usually it ________ before 9 o'clock in the evening．（ ）
| A． |
finishes |
B． |
finished |
| C． |
is finished |
D． |
was finished |