公共英语二级

单选题We learn from the passage that__________.
[ A ]all living things on the earth depend on the sun for their food
[ B ] a forest looks dark in winter because it absorbs solar energy  
[ C ] only 0.023 of the energy from the sun is made use of on the earth
[ D ] greenhouse gases allow heat energy to escape from the earth' s surface

参考答案:A进入在线模考
推理判断题。由第一段可知:阳光给绿色植物提供能量使其生产自己的食物,故选A。

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1根据下列材料,请回答题:

In what way is David different from people of his age?
[ A ] He often goes out with friends.
[ B ] He lives with his mother  
[ C ] He has a handsome income.
[ D ] He graduated with six O-levels.

2What is one of the problems that David is facing now?

A.[ A ] He is too young to get a credit car
B.[ B ] He has no time to learn drivin
C.[ C ] He has very little spare tim
D.[ D ] He will soon lose his jo

3hy was David able to get the job in the company?

A.[ A ] He had done well in all his exam
B.[ B ] He had written some computer program
C.[ C ] He was good at playing computer game
D.[ D ] He had learnt to use computers at schoo