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Lesson 10

I. 根据句子意思用适当的介词填空。

1. Please put the flowers ________ the sunlight.

2. Flowers, leaves and stems grow _________ ground.

3. Roots bring water __________ the ground to the plant.

4. What kind __________ flower do you like better?

5. All the people and animals live ________ food.

II. 根据句意和所给的首字母用适当的词语填空。

1. Roots grow b___________ ground.

2. Leaves make f___________ for the plant.