--- What’s your brother?
---He _______ a teacher, but now he is a doctor.
| A．used to be | B．was used to |
| C．use to be | D．is used to be |
In order _______ late, many students get up very early every morning.
| A．not be | B．to be | C．to not be | D．not to be |
We should spend ______ money solving ______ problems.
| A．more, more | B．less, more | C．fewer, more | D．fewer, less |
Would you please _____ the children ______ with snakes?
| A．to ask, not to play | B．ask, not to play |
| C．ask, not play | D．ask, don’t play |
The students come to school early, but the teachers come ______.
| A．more earlier | B．much early | C．earlier | D．the earliest |
He made a fire ______ himself _____ warm.
| A．make, to keep | B．to make, to keep |
| C．to make, keep | D．make, keep |