Question

pollute   million   use   but   we  keep   another   healthy   danger  of  other  with

The earth is our home; we must take care of it. This means that it is necessary and important 小題1:________the land, air and water clean. However, pollution is beginning to threaten(威脅) our小題2:__________, happiness and our life ——we see it, smell it taste it and discuss it.
Men began to小題3:________the earth a long time ago. When land was 小題4:________up or water became dirty, men had to move to 小題5:________places. At first, there weren’t so many people then and there were less trash. All the dirty things could be absorbed (吸收)by nature. 小題6:______now this is no longer true. The increase of population and the development 小題7:________ industry have changed that. Men are still polluting the environment.
later, 小題8:________of people have realized the小題9:________of pollution. A lot of people are now working hard to protec小題10:________ environment. Everyone should try their best to make our environment better and better.

Answer 1

小題1:to keep
小題2:health
小題3:polluted
小題4:used
小題5:other
小題6:But
小題7:of
小題8:millions
小題9:danger
小題10:our

試題分析：這篇短文主要介紹了地球是我們的家園，但是隨著污染的增加和工業(yè)的發(fā)展自然已經(jīng)不能再吸收產(chǎn)生的臟東西�，F(xiàn)在越來越多的人意識到污染的危害。他們在努力工作以保護(hù)我們的環(huán)境
小題1:這意味著保持土地、空氣和水的清潔是必要的和重要的，it代替動詞不定式做形式主語，故填to keep
小題2:然而污染開始污染我們的健康，幸福和生活。根據(jù)句意，故填名詞health
小題3:很久以前人們就開始污染地球。根據(jù)句意，故填過去式polluted
小題4:當(dāng)土地被用光水變臟，根據(jù)句意及結(jié)構(gòu)，可知是被動結(jié)構(gòu)，故填used
小題5:人類不得不搬到其他的地方。根據(jù)句意，故填other
小題6:所有的臟東西過去能被自然吸收，但是現(xiàn)在這不再是真的了，根據(jù)兩句之間的關(guān)系故填But
小題7:污染的增加和工業(yè)的發(fā)展已經(jīng)改變了這一狀況。of表示無生命的物體的所有格，根據(jù)句意，故填of
小題8:之后，數(shù)百萬大的人們已經(jīng)意識到污染的危害。模糊數(shù)字兩有（s,of）,根據(jù)句意，故填millions
小題9:之后，數(shù)百萬大的人們已經(jīng)意識到污染的危害，根據(jù)句意，故填名詞danger
小題10:許多人現(xiàn)在正在努力工作以保護(hù)我們的環(huán)境。形容詞性的物主代詞修飾名詞，故填our