题目内容
根据短文内容及所给首字母提示写出所缺单词, 并将完整单词填在下面对应题号后的横线上。
Air is very important to everything that lives. But the air we breathe is (1)g______ dirty. People all over
the world are looking for (2)w______ to make it clean again.
Have you (3)e______ watched the smoke from chimneys (烟囱) rising high in the air? Have you
(4)s______ the smoke from cars and trucks on roads or the smoke from planes? The smoke is not
(5)g______ to breathe. If we want to keep healthy and strong, we need to breathe (6)c______ air.
(7)W______ more and more factories everywhere and more and more cars, trucks and planes, it is
getting harder and harder to do with the air (8)p______.
Scientists have (9)a______ taken actions to stop or slow down some of the things that make the air dirty.
They will not stop working (10)u______ we have clean air again.
the world are looking for (2)w______ to make it clean again.
Have you (3)e______ watched the smoke from chimneys (烟囱) rising high in the air? Have you
(4)s______ the smoke from cars and trucks on roads or the smoke from planes? The smoke is not
(5)g______ to breathe. If we want to keep healthy and strong, we need to breathe (6)c______ air.
(7)W______ more and more factories everywhere and more and more cars, trucks and planes, it is
getting harder and harder to do with the air (8)p______.
Scientists have (9)a______ taken actions to stop or slow down some of the things that make the air dirty.
They will not stop working (10)u______ we have clean air again.
1. getting 2. ways 3. ever 4. seen 5. good
6. clean 7. With 8. pollution 9. already 10. until
6. clean 7. With 8. pollution 9. already 10. until
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