If they don't pass the exams,they will have to ____ again in September.A take B work C join D do 选哪个?为什么?不好意思，上面打错了一点，应该是：If they don't pass the exams,they will have to ____ them again in September.

If they don't pass the exams,they will have to ____ again in September.A take B work C join D do 选哪个?为什么?不好意思，上面打错了一点，应该是：If they don't pass the exams,they will have to ____ them again in September.
If they don't pass the exams,they will have to ____ again in September.
A take B work C join D do 选哪个?为什么?
不好意思，上面打错了一点，应该是：If they don't pass the exams,they will have to ____ them again in September.

If they don't pass the exams,they will have to ____ again in September.A take B work C join D do 选哪个?为什么?不好意思，上面打错了一点，应该是：If they don't pass the exams,they will have to ____ them again in September.
A.take exams是固定搭配

work吧
虽然不是很清楚具体意思，但是 其他三个选项都是及物动词 work是不及物
选项后面也没有宾语 所以就算B吧