【单选题】Mary received training in business English for three months, ____she found a job in a big foreign firm.
【单选题】After two months’ training,the astronauts are ________to adapt to the conditions of weightlessness.
【单选题】身体无病,月经定期一年来潮一次 者,称为 :
【单选题】After six months training, the whole team is ________ in form, and is expected to be able to get through to the final.
【单选题】身体无病,月经定期一年来潮一次者,称为()
【简答题】固有免疫系统主要由组织屏障, 和固有免疫分子组成。
【单选题】The course _____ two year s’ training into six intensive months.
【单选题】身体无病,月经定期一年来潮一次 者,称为 : A. 居经 B.暗经 C.避年 D. 激经 E.并月