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(   ) 1. —How are you getting along with your work?

—We have finished        of  it.

A. two five     B. two fifths

C. two fifth     D. second fifths

5 . This sort of medicine works well in          (control) the disease.

4. It is not easy to learn English well. We still have a long way        (go).

閱讀短文，從方框中選擇適當(dāng)?shù)脑~并用其正確形式填空，使短文通順、意思完整。 

What do you know about the population? Yes,you certainly will say,the population problem is one of the most serious 1      in the world,especially in Asia. It is almost half of the world.Chinahas the 2      population with 1. 3 billion. And 1/5 of the world people are living inChina. The population problem is 3      serious in developing countries than in developed countries. It’s 4      for many people to find jobs. What’s worse,the population in those countries is 5      faster. Luckily,China has carried out one 一 child policy to 6      the population. If the population grows too fast,people will not have enough 7      to eat or enough 8      to live in. And also,the traffic will be 9      and people have to cut down more trees. So we should try our 10      to stop the population from growing too fast.

1.        2.        3.        4.        5.       

6.        7.        8.        9.        10.     

1 . About one        (three) of the students in our school are from the countryside.

3. Do you have any        (  difficult) in reading the passage?

2. With the increasing of the population,there is          (little) living space for each family.

5.更糟糕的是，他摔斷了腿。

     __，he broke his leg.

4.我們必須執(zhí)行一項(xiàng)新政策來控制房價(jià)。

We must__a  new  policy  to control

the price of the houses.

3.世界人口在以每年八千萬的速度增長。

The population of the world                 

       80        every  year.