五、完形填空。
情境导语：Imagine life without plants. Read to discover why they are essential for us!
People depend on(依赖于)plants. They are 1 in our life and we can’t live without them. Plants keep our air and water clean. Green plants give us 2. Oxygen is part of the air we breathe. Plants are also part of the water cycle. Most of the water goes back into the air after a plant takes it in(吸收它).
Plants give us a lot of 3 on earth. Fruit, vegetables and grains come from plants. Rice, wheat and 4 are the world’s top three food plants. 5 plants, we would not have bread, rice, carrots, apples, oranges or bananas!
Plants are also important resources(资源). 6, trees provide wood to build homes and make furniture(家具). Trees 7 make lots of things around your home and at your school. And trees provide fruit that is 8 for you. Without trees, the earth would be a very different place.
All in all, plants are very important in our daily life. We can see plants 9. Many people are also growing plants in their own gardens at home. When people grow their 10 fruit and vegetables, they help cut down pollution because big trucks don’t need to take their food to shops. People can just pick it out of the ground or off a plant and put it into a basket! Why don’t you just start to grow your own plants now?
()1. A. hopeful B. useless C. useful
()2. A. sunlight B. oxygen C. stem
()3. A. vegetables B. fruit C. food
()4. A. corn B. water C. sunflowers
()5. A. And B. Without C. With
()6. A. For example B. Such as C. Because of
()7. A. are planted for B. are used to C. are made to
()8. A. sad B. bad C. good
()9. A. everywhere B. somewhere C. nowhere
()10. A. own B. private C. dark

五、1.C 2.B 3.C 4.A 5.B 6.A 7.B 8.C 9.A 10.A

情境导语：Potatoes aren’t just vegetables! Discover why they’re becoming China’s new staple(重要的；基本的)food for better health.
We all know that rice, wheat and corn are staples(主食), but do you know there is another kind of staple food—potatoes? Potatoes have many advantages(优点). Potatoes are rich in vitamin C(富含维生素 C)and potassium(钾). A potato’s vitamin C is as rich as 10 apples. What’s more, potatoes are low in calories(卡路里), according to People’s Daily.
Potatoes are easy to grow. They can be grown in both the north and the south during winter, spring and autumn. The plant can be planted in some dry(干旱的)places. Some areas of China are facing water shortages(短缺), but the potato is safe to grow.
With these advantages, having potatoes as a staple food will make our body healthier. Now, many Chinese people treat potatoes more like vegetables, and eat them in different ways.
根据短文内容，选择正确的答案。
()1. Which staple is mentioned in the passage?
A. Potatoes. B. Milk. C. Fish.
()2. What can we know from People’s Daily?
A. Potatoes are low in calories.
B. China is facing water shortages.
C. The potato is safe to grow.
()3. According to the passage, potatoes cannot be grown in .
A. autumn B. spring C. summer
()4. Which of the following is TRUE?
A. Potatoes are rich in vitamin D and potassium.
B. Potatoes can be planted in some dry places.
C. Chinese people treat potatoes more like vegetables, and always eat them in the same way.
()5. What’s the best title for the passage?
A. Potato planting
B. Potatoes and tomatoes
C. The advantages of potatoes

六、1.A 2.A 3.C 4.B 5.C