I greeted the teacher with ‘ hello”, and the teacher gave me a sweet smile _________________.

 A. by turns      B. in return       C. in turn       D. for turn

Do you know the trouble he had  ______________ the work?

A. on finishing     B. to finish       C. having finishing     D. finishing

I ___________________ to stay out in the cold ___________ spend the night there.

A. would, rather than                B. preferred, to

C. preferred, rather than             D. preferred, than

___________ words and expressions have coming into the English language from American English.

A.  A large amount of           B. A great many

C.  A great deal of                D. Many a

A variety of books _____________ the children of different ages.

A.  are interested in             B. is interested in

C.  are intending for            D. is intending for

尽管他们输掉了奔向南极的竞赛，但斯科特上校和他的伙伴们所表现的非凡勇气足以使他们成为英雄。

斯科特上校和两名同伴继续向前，到达距离食物储存处不足11英里的地方。

接下来离开的是欧茨上校，他行走都很艰难。

不久他们筋疲力尽，而且随身所带的干粮就要吃光了。

先是，他的两个摩托雪橇坏了，后来马匹开始应付不了大雪和严寒的天气。