题目列表(包括答案和解析)
Water is the "life" of our earth.It is in every living thing.It is in the air.It runs through mountains and valleys.It forms lakes and oceans.Water is everywhere.
Nature has a great water system.Rainwater finds its way to streams and rivers.Rivers lead to the ocean.At mouths of rivers, fresh water joins the salt water of the ocean.
Thick water steam in the air becomes clouds and clouds bring us rain.Plans and animal’s life depends on water.Where there is water, there is life.We have to clean our streams and rivers and do something against pollution because pollution does harm to the life.
1.We say water is the "life" of our earth because______.
A.water is in the air
B.water can rum everywhere
C.there are living things in the water
D.where there is water, there is life
2.Which of the following is exactly the same as what the article says?
A.rain→streams rivers→ocean
↑ ↓
clouds ← steam
B.steam →clouds→rain→streams rivers→ocean
C.rain→streams rivers
↑ ↓
clouds←stream
D.rain→ steam→ rivers
↑ ↓
clouds← stream ←ocean
3.According to the article, which of the fallowing is correct?
A.Water is in every living thing.
B.Water is everything.
C.Water forms everything.
D.Water runs through everything
4.According to the article, fresh water joins the salt water of the ocean______
A.in the valleys
B.in the mountains
C.at mouths of rivers
D.at mouths of oceans
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