They think wolves are dangerous ____ humans, so this leads ____ the danger of wolves.
| A．for; to | B．as; for |
| C．to; to | D．at; in |
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 |
--- Did you see any monkeys in the zoo? --- I saw _____. They were all sleeping then.
| A．nothing | B．no one | C．none | D．nobody |