单词拼写：用括号中所给单词的适当形式填空。

The oceans give us wonderful plants and animals ________．(enjoy)

单词拼写：用括号中所给单词的适当形式填空。

People get ________(drink)water by ________ away the salt from sea water．(take)

单词拼写：用括号中所给单词的适当形式填空。

Have you ever ________ a coral reef?(see)

单词拼写：写出下列形容词的比较级和最高级形式。

1．big ________　________

2．cheap ________　________

3．helpful ________　________

4．far ________　________

5．intelligent ________　________

单词拼写：写出下列形容词的比较级和最高级形式。

1．happy ________　________

2．angry ________　________

3．nice ________　________

4．good ________　________

5．hot ________　________

用括号内所给单词的适当形式填空。

Big ________ in the sea may sink ________ boats．(wave, fish)

用括号内所给单词的适当形式填空。

Heavy objects ________ onto the cars in the streets when there was a typhoon．(fall)

用括号内所给单词的适当形式填空。

I can see the children ________ kites in the garden．(fly)

用括号内所给单词的适当形式填空。

It's quite ________ today．(wind)

用括号内所给单词的适当形式填空。

The ________ blew ________ in the wind．(leaf, slight)