六、从方框中选出合适的选项，补全对话。
Uncle: Welcome to my farm, Sarah!
Sarah: Wow! It's big and nice. 1.
Uncle: I have sheep, cows, pigs and chickens.
Sarah: 2.
Uncle: I have 40 sheep.
Sarah: Sheep are great. 3.
Uncle: That's right. 4.

1. D 2. A 3. C 4. B

七、阅读短文,判断句子正(T)误(F)。
There are many amazing farms in the world. One of them is a robot farm. On this farm, robots do most of the work. Some robots plant potatoes. They can plant 100 potatoes in 10 minutes. Other robots pick tomatoes. They are faster than farmers. There is also a special robot. It works like bees. It helps plants grow fruit. This farm is very big. It grows vegetables without soil. We should save food because growing food is not easy, even with robots.
()1. Robots do most of the work on the robot farm.
()2. Robots can plant 10 potatoes in 1 minute.
()3. The special robot works like birds.
()4. The robot farm grows vegetables with soil.
()5. We should save food because growing food is hard.

1. T 2. T 3. F 4. F 5. T