---The classroom is not________ clean ______it was yesterday .
---Sorry, I forgot to clean it.
| A．as, as | B．so, so |
| C． as, so | D．more, than |
This kind of cloth feels _____ and sells_____.
| A．softly; nice | B．soft ; good | C．soft ; well | D．soft ; nice |
The problem children often get into trouble ____ teachers.
| A．on | B．at | C．in | D．with |
The art club is for members only. You can’t go in ____ you are a member.
| A．unless | B．because | C．if | D．though |
Her son _____ Coke, but now he _____ milk.
| A．used to drink ; is used to drinking | B．used to drinking ; drinks |
| C．is used to drinking; used to drink | D．is used to drink; is drinking |
The Smiths _____ _ sending e-mails _____ letters, because it is faster. sending
| A．prefer, to writing | B．prefer, to write |
| C．prefers, to write | D．prefers, to writing |