These natural disasters have warned us that everyone should start to protect the _____ immediately.

She sings very well, because she has a good ________ .

If you go to visit London, don’t forget your _________ because it rains a lot.

---Hi, Tina. Could you help me cut up the meat for dumplings? ---Sure, Mom. But where is the _______?

There are millions of websites on the Internet and there_______ a lot of useful _______on the websites.