_______you do your homework, _______mistakes you will make.
| A．The more careful, the less |
| B．The more carefully, the less |
| C．The more careful, the fewer |
| D．The more carefully, the fewer |
Do you know what__________ before you __________?
| A．was happened; came | B．is happening; come |
| C．had happened; came | D．happened; had come |
The price of the book is __________ so I would rather not buy it.
| A．low | B．high | C．cheap | D．expensive |
My hobby is collecting stamps．I need __________ before I have 3000 stamps．
| A．more one | B．any more | C．one more | D．more than |
The number of the classes in our school is __________ than__________ of any other school in Nanjing．
| A．1arger; it | B．more; that | C．1arger; that | D．more; it |
He was just leaving ________ the telephone rang．
| A．while | B．when | C．as | D．until |