七、阅读短文,从方框中选择适当的词并用其正确形式填空,使短文通顺、意思完整。每空限填一词,每词限用一次。
store quiet without communicate connect action they share amazing importance
Can plants talk? You may think the plants in your garden are 1. . But in fact, they are "talking" a lot under the ground!
To find out whether plants can talk, scientists did an experiment with pea plants. On one side, they 2. the roots of some pea plants together. When the scientists dried the central plant's soil, it closed its leaf pores (气孔) to 3. water. 4. , within 15 minutes, nearly all of its connected neighbours did the same! On the other side, plants with unconnected roots stay unchanged.
Plants do this kind of 5. to help their "family". Many plants in a garden come from the same parent. By sharing warning messages, they can stay alive 6. losing too much water. Besides pea plants, poplar trees, corn plants and cotton plants can also 7. with each other. They send warning messages to protect 8. and their neighbours.
This shows the 9. of plants working together. Our planet's ecosystem depends on (依赖于) these plants' conversations. Next time you see a plant, remember it is part of a big "talking" family! They are always busy 10. their stories.

1. quiet
2. connected
3. store
4. Amazingly
5. action
6. without
7. communicate
8. themselves
9. importance
10. sharing

1. 根据句意“你可能认为你花园里的植物是安静的”，应填quiet。
2. 根据句意“一方面，他们把一些豌豆植物的根连起来”，这里要用一般过去时，故填connected。
3. 根据“to 3. ______ water”可知是为了储存水，to 后接动词原形，填store。
4. 根据上下文，这里表示令人惊讶的是，填Amazingly（首字母大写）。
5. “do this kind of”后接名词，根据句意应是“做这种行为”，填action的适当形式，kind为单数，故填action。
6. 根据句意“通过共享警告信息，它们可以在不损失太多水的情况下存活”，without doing sth. 表示没有做某事，填without。
7. “can also”后接动词原形，根据句意“也能够互相交流”，填communicate。
8. 根据“protect 8. ______”可知是保护它们自己，填they的反身代词themselves。
9. “the 9. ______ of”这里用名词，根据句意“这表明了植物合作的重要性”，填importance。
10. “be busy doing sth.”表示忙于做某事，根据句意“它们总是忙于分享它们的故事”，填sharing。