My mother often tells me __ to MP3 while I am doing my homework.
| A．to listen | B．not listen |
| C．not to listen | D．listening |
The river has become much ______ than before because of the waste water from the factories.
A. dirty B. dirtier C. Dirtiest
．一Would you please pass me something to drink?
一What about some＿＿＿?
A. green tea B. bread C．Fish
It’s raining. Please take ______ orange raincoat on the desk with you when you go out.
A. a B. an C. The
Mathone of thesubjects in middle schools.
| A．is; importantest | B．is; most important |
| C．is; more important | D．is; much important |
Isabella and Mariagirls.
| A．are all | B．are both | C．all are | D．is both |