A: that people should protect trees
B: that people should plant more trees
C: what trees can be used for
D: what kinds of trees look beautiful
举一反三
- People who love trees may （）. A: never cause trees injury B: damage trees on purpose C: do harm to trees without knowing it D: not be aware of which trees are healthy
- In order to protect trees, we should not cut down trees for __________________ chopsticks. A: once B: throwaway
- 5. What is the passage mainly concerned with? _____ A: The advantages of trees. B: Trees and soil protection that can help people live longer. C: The various uses of trees and soils. D: Different attitudes toward trees.
- More and more trees should ______ on the mountains. A: be planting B: being planted C: plant D: be planted
- People usually plant trees ________ April in Beijing. A: on B: in C: at D: to
内容
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______ is fun and a great way ______ greenhouse gases. A: Plant trees, reduce B: Planting trees, to reduce C: To plant trees, reduce D: Planting trees, to reducing
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What is not usually used to decorate the Christmas trees?
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3. What will happen if people in Britain continue to waste paper? A: Forests will disappear at an alarming rate of 90 million trees per year. B: There will be no more trees for children in 50 years. C: There will soon be no more trees to produce paper products. D: A large amount of paper will have to be imported from abroad.
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People usually plant flowers and trees in ___________. A: spring B: summer C: autumn
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—— What are they doing over there?——They ___trees on the hill. A: plants B: plant C: will plant D: are planting