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用動(dòng)詞的適當(dāng)形式填空

Please make him ________ (do) the washing.

用動(dòng)詞的適當(dāng)形式填空

What can we do ________ (help) fight pollution?

用動(dòng)詞的適當(dāng)形式填空

Factories must ________ (clean) the water before they ________ (throw) it away.

用動(dòng)詞的適當(dāng)形式填空

As soon as I ________ (get) to the office tomorrow, I ________ (call) you.

用動(dòng)詞的適當(dāng)形式填空

Many years ago, people ________ (move) a lot in order to get cleaner land, air and water.

詞性轉(zhuǎn)換

The dictionary is far ________ than the one in my bag. (thick)

詞性轉(zhuǎn)換

Today pollution is very serious, we can't fight it ________. (easy)

詞性轉(zhuǎn)換

________ of these kinds can be used to make many things. (plastic)

詞性轉(zhuǎn)換

Tell him not to drink the ________ water. (pollute)

詞性轉(zhuǎn)換

We don't like to live in a ________ place. (noise)