What is '減少' in English?

減少的英文是什麽？

What does ‘3R’ stand for?

• Reduce

  Reuse

  Recycle

• Repeat

  Redo

  Replay

• Recharge

  Reconnect

  Recall

Is this beach 'clean'?

• No

• Yes

What are the types of ocean pollution we have learned? Select ALL that we learned.

我們了解到的「海洋污染」有哪些類型？ 選擇我們學到的所有內容。

• Light pollution

• Chemical pollution

• Sewage pollution

• Oil pollution

Clean the beach.

What does this 'clean' mean?

上面的「clean」是什麽意思？

• 乾净

• 清潔/打掃