We know that trees are useful in our everyday life .They give us（1）thing ,such as wood ,We know that trees are useful in our everyday life .They give us（1)thing ,such as wood ,ocygen ,rubber （橡胶）,medicines（2）many other things.They c

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We know that trees are useful in our everyday life .They give us（1）thing ,such as wood ,We know that trees are useful in our everyday life .They give us（1)thing ,such as wood ,ocygen ,rubber （橡胶）,medicines（2）many other things.They c
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We know that trees are useful in our everyday life .They give us（1）thing ,such as wood ,We know that trees are useful in our everyday life .They give us（1)thing ,such as wood ,ocygen ,rubber （橡胶）,medicines（2）many other things.They c
We know that trees are useful in our everyday life .They give us（1）thing ,such as wood ,
We know that trees are useful in our everyday life .They give us（1)thing ,such as wood ,ocygen ,rubber （橡胶）,medicines（2）many other things.They can also tell us a lot about our climate （候）.The following are the reasons .If you cut（3）a tree,you can see that it has many rings .Most trees grow one new ring （4）year .Because of this ,we know how old a tree is .A tree over a hundred （5）means that it has more than a hundred （6）.When the climate is dry or very cold ,the trees do not grow very much and their rings （7）usually thin .When it is wet and warm ,the rings （8）thicker .If the rings are suddenly very thin or suddenly very thick ,it means that the （9）changed suddenly .If we look at the rings on the tree ,we can learn about the climate in the past years .We can see （10）changing today
（）1.A.much B.lot C.many
（）2.A.so B.and C.while
（）3.A.down B.cross C.into
（）4.A.every B.many C.some
（）5.A.year old B.old C.years old
（）6.A.plants B.rings C.leaves
（）7.is .B.are C.were
（）8.A.are much B.are more C.is much
（）9.A.day B.year C.climate
（）10.A.how our climate is
B.how is our climate
C.how to our climate

We know that trees are useful in our everyday life .They give us（1）thing ,such as wood ,We know that trees are useful in our everyday life .They give us（1)thing ,such as wood ,ocygen ,rubber （橡胶）,medicines（2）many other things.They c
（1）如果是thing,选A,如果是things,选C
（2）-（5）BAAC
(6)BBACA

cbaaabbaca

we know that there is a ( c.) between pollution and the death of the trees (填词)i am well (a.)that very few jobs are availableafter the battle ,both sides(c.) victory we know that trees are useful in our everday life.they ( ) us manywe know that trees are useful in our everday life.they ( ) us many things,such as wood,oxygen,rubber,medicines and many other things.they can（ ）tell us a lot about our climate.the We think __planting trees will help the enxironment A.if B.whether C.that Dwhen We all know that one hundred years is a c________ We all know that Mickey is a popular cartoon c____. we all know the f_ that she is a blind l know that we have a 中门意思是什么 we all know that a------- speak louder than words We all know that china has a long h（ ）We all know that china has a long h（) We promise that we will plant more trees.(意思相同)We promise ______ _____ more trees. 帮忙做英语单选题..1.we were all worried over the face ____you were ill.A.that B.what C.which D.about which2.He has to ____on family espenses by more than one third.A.cut up B.cut down C.cut off D.cut away3.So far we know ,now so many trees ar we would rather that they______about it!A.not to know B.didn't know C.not knowingD.don't know OK.I know In a word,whatever we do that we must insist The trees ( )we planted five years ago have grown very big A,that B,whome,C,by which D,why we know from our textbooks that cormorant fishing is a traditional chinese skill that might d__in We know that trees are useful in our everyday life .They give us（1）thing ,such as wood ,We know that trees are useful in our everyday life .They give us（1)thing ,such as wood ,ocygen ,rubber （橡胶）,medicines（2）many other things.They c We cut down many trees that day.对many trees划线部分提问 we know that a bird can fly with its w.w后填we know that a bird can fly with its w.w后填?