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Directions: Listen to Recording 1.2. Complete these extracts.It’s been very difficult to get a start without much____(1)_____.The ____(2)_____ everybody talks about are not really happening for me.Maybe the problem is that I don’t have a ____(3)_____ in mind.

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Directions: Listen to Recording 1.3. Complete these extracts.I suppose I always had a ____(1)_____, and for me it seems to have been successful.They offered me full-time job, and then I worked my way up the ____(2)_____ from trader to associate to manager to director.It’s only been 17 years, but I’m going to take ____(3)_____ next year and buy a boat.

Directions: Listen to Recordings 1.1-1.3, three people talking about their careers. Match them to where they are in their careers.

具有完善细胞器和典型核结构的微生物是

A. 细菌
B. 螺旋菌
C. 支原体
D. 真菌
E. 放线菌

创用牛痘预防天花的人是

A. 巴斯德(Pasteur L.)
B. 李斯德(Lister J.)
C. 郭霍(Koch R.)
D. 琴纳(Jenner)
E. 弗莱明(Fleming)

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