填空题

(become)（）a teacher in a university, it is necessary to have at least a master’s degree.

【参考答案】

To become

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热门试题

填空题

The coal provides energy to power the (heat) （） system of hospitals.

单项选择题

What do you think the woman should do after seeing the doctor？（）

A．She should stay in bed for two days.
B．She should go to school without any rest immediately.
C．She should often go out for a walk.
D．She should buy some other medicine.