根据句意用括号内所给单词的适当形式填空。

He likes brushing his teeth under a ________ tap．(run)

根据句意用括号内所给单词的适当形式填空。

Do you have ________ taps at home?(drip)

用括号内所给单词的适当形式填空。

That is a ________ knife．(use)

用括号内所给单词的适当形式填空。

We use water to brush our ________．(tooth)

用括号内所给单词的适当形式填空。

Can you find any ________ information about fire?(interest)

用括号内所给单词的适当形式填空。

If there is no water in the rivers, fish will have ________ to live．(somewhere)

用括号内所给单词的适当形式填空。

We use water to wash the ________．(dish)

用括号内所给单词的适当形式填空。

We can live for about three days ________ water．(with)

单词拼写：用括号中所给单词的适当形式填空。

We can find a lot of ________ in the ocean．(starfish)

单词拼写：用括号中所给单词的适当形式填空。

－What is the ________ animal on Earth?

－Whales．(large)