一、选出每组单词中画线部分发音不同的一个单词
()1. A. day B. play C. sky
()2. A. rain B. high C. wait
()3. A. boy B. toy C. cake
()4. A. bike B. rice C. say
()5. A. enjoy B. paint C. join
()6. A. name B. late C. my
()7. A. fly B. baby C. why
()8. A. coin B. tail C. soil
()9. A. eight B. right C. night
()10. A. noise B. grape C. stay

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

二、用所给单词的适当形式填空
1. Corn (have) big leaves and long roots.
2. Its tall stem (help) it stand strongly in the field.
3. People use corn (make) different kinds of food.
4. Corn (look) yellow or golden when it is ripe.
5. Farmers start (grow) corn in spring in Shandong every year.
6. This kind of corn (taste) sweet and delicious.
7. Corn is also (use) to feed animals on farms.
8. Many factories use corn (produce) oil and other products.
9. Corn (grow) quickly in warm and wet weather.
10. We can learn a lot about the (important) of corn in our life.

1. has
2. helps
3. to make
4. looks
5. growing/to grow
6. tastes
7. used
8. to produce
9. grows
10. importance