6. Because the shop is closing down,all the T-shirts         . (price)

因為商店即將停業(yè),所有的T恤以半價銷售。

5. The article suggests that when a person        he should be especially careful to have a well balanced diet. (stress)

這篇文章建議說，當人處于不尋常的壓力下時，他應格外注意飲食平衡。

4.        his lesson,he didn't notice his mother coming in. (concentrate)

全神貫注于他的功課，他絲毫沒有發(fā)現(xiàn)他的媽媽進來了。

3. I failed in the final examination last term and only then        the importance of studies. (realize)

上學期期末考試沒及格,直到那時我才意識到學習的重要性。

2. There are different forms of energy,        come from the sun. (which)

能源有不同形式，其中大部分來自于太陽能。

1. After we heard         ，we realized that we had been mistaken about him.

(explain)

聽完他所解釋的以后，我們意識到我們誤會了他。

10. Cutting large sections of rainforests may provide a good supply of wood right now,but        it actually reduces the world's wood supply.

   A. as a rule   B. on the whole

   C. in the long run   D. what's more

9. The company had to        dozens of its employees because of the sharp drop in sales.

   A. lay off   B. lay down

   C. lay out   D. lay aside

8. Because headlines have to        a restricted amount of space,the newspaper editor creates headlines the way you would build a jigsaw puzzle.

   A. fit in   B. share in

   C. take in   D. lie in

7. The author believes that it is the test system,         the teachers,that is to blame for the heavy burden of middle school students.

   A. other than   B. or rather

   C. rather than   D. more than