Unit 3 练习
Ⅰ. 根据句意用括号内所给动词的适当形式填空。
1. We need ________(build) some nature parks for the animals in danger.
2. The scientists ________(develop) some plans to protect the animals in danger last week.
3. The zoo asks us not ________(get) close to the animals.
4. I believe there ________(be) more animals on earth in the future.
5. The pandas live ________(safe) in the zoo.
6. The children are trying ________(help) the animals.
Ⅱ. 指出下列各句中动词不定式充当的句子成分。
1. Could you please give me something to eat?
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