题目内容

词汇。用适当词组的正确形式填空。

1. __________  _________ (多亏) the Great Green Wall, the environment has improved a lot.

2. Trees can ___________ the sand ____________ (阻止) moving toward the rich farmland.

3. The baby is sleeping. Would you mind __________  ___________ (关小) the radio?

4. Some animals are ___________  ____________ (灭绝) because of pollution.

5. _________ my father _________ my mother (既不……也不……) is a doctor.

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