_________, the forest fire would have been discovered much earlier.
| A．But for their care | B．If they were careful |
| C．Without their care | D．Had they been more careful |
He had his leg broken in the basketball match. ______, he has to be away from school for a couple of weeks.
| A．For example | B．After all |
| C．At first | D．As a result |
Of the two shirts, I’d like to choose the_____ one to save some money for a cap.
| A．cheapest | B．cheaper |
| C．more expensive | D．most expensive |
I will never forget the day____ we spent in the old town with small houses.
| A．who | B．whom | C．that | D．what |
In summer milk will quickly go bad_____ it is put into a fridge.
| A．though | B．unless |
| C．because | D．once |
I am surprised that you should have been fooled by such a (an) ___ trick.
| A．ordinary | B．clever |
| C．smart | D．simple |