You'd better not make a decision without thinking it over， you may regret it later （ ）
A．andB．butC．orD．so
Molly dreams of becoming ______ excellent engineer in the future．（ ）
| A． |
a |
B． |
an |
C． |
the |
﹣﹣﹣Would you please help me do the dishes，John？
﹣﹣﹣________，but I'm busy cleaning my room．（ ）
| A． |
You're welcome |
B． |
I'm sorry |
| C． |
It doesn't matter |
D． |
That's right |
________ me an e﹣mail before you come to Hangzhou．I'll meet you at the airport．（ ）
| A． |
Sending |
B． |
To send |
C． |
Sends |
D． |
Send |
Chinese New Year ________ the Spring Festival．People often eat dumplings．（ ）
| A． |
is called |
B． |
was called |
C． |
calls |
D． |
called |
Yang Jiang ________ be the boy's favorite writer．He has written a lot to praise her．（ ）
| A． |
can't |
B． |
mustn't |
C． |
must |
D． |
need |