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Passage 1 Trees are useful to man in three important ways; they provide him with wood and other products; they give him shade; and they help to prevent droughts and floods. Unfortunately, in many parts of the world, man has not realized that the third o
Passage 1 Trees are useful to man in three important ways; they provide him with wood and other products; they give him shade; and they help to prevent droughts and floods. Unfortunately, in many pa
Why does land become desert after all trees are cut down?
Why does land become desert after all trees are cut down?
I _____ asleep in the corner，for I remember nothing of what happened during the night.
I \_\_\_\__ asleep in the corner，for I remember nothing of what happened during the night.
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