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Level 3：Week 8测试题

您好，感谢您能抽出宝贵的时间来参与此次调查问卷！

请填写你的英文名：

____________

What is a riptide also called?

A rip channel.

A rip current.

A rip drag.

What is the root word of pollution?

pollute

proud

play

Where does the trash on the beach come from?

Beachgoers.

Lifeguards.

Pupils.

The _______ （整个）beach is closed.

____________

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