九年级英语第十八单元Planting trees 植树
sand from moving towards the rich farmland in the south .
The Great Green Wall will stop the wind from blowing the earth away .
8 . point to ( point at ) 指向，指引
He points to the high mountains far away .
He pointed the way to the bookstore ( station ) .
He pointed to ( at ) the forest .
9 . far away 遥远
The moon is far away from the earth .
She lives far away .
10 . thanks to 由于，幸亏，多亏
Thanks to the doctor , I am well again .
Thanks to John\'s kind help , we finished it early .
11 . more or less 或多或少，大约
He knows some English more or less .
It is helpful more or less .
They were more or less hungry .
The bicycle costs ＄100 more or less .
12 . be covered with 覆盖着，尽是
The table is covered with a cloth .
The mountains were covered with snow .
The trees are covered with flowers .
二、学海导航
【 学法指要 】
单元句型思路明晰
1 . so that 引导状语从句的句型
Put the tree in the hole so that it is straight . 把树放在洞内，让它立直。
［明晰］so that 的意思是“以便，为了”，引导一个目的状语从句。又如：
We got up very early so that we could catch the train .
I ran very fast so that no one should catch up with me .
Close the door so that it is warm is the room .
2 . 现在进行时的被动语态句型
Today , too many trees are still being cut down it the USA . 在美国，今天还
有大量的树在被人们砍伐着。
［明晰］句中的 are being cut down 是现在进行时的被动语态。又如：
More Great Green Walls are being built all over the world .
The TV set is being repaired right now .
3 . the + 比较级，the + 比较级
The more , the better . 越多越好。
［明晰］①“the + 比较级，the + 比较级”，意思是“越……越……。”又如：
— What size box do you want ?
— The bigger , the better .
Ask all of them to the party , the more , the better .
The more carefully you do the experiment , the better .
Start your work . The sooner , the better .
②“the + 比较级，the + 比较级”的完整句式是“the + 比较级 + 主 + 谓，the + 比较级 + 主 + 谓”，如：
The more people you know , the less time you have to see them .
The more I gave him , the more he wanted .
The more he eats , the fatter he gets .
The harder you work , the more you will learn .
The earlier we start our work , the sooner we can finish it .
4 . 表示计量的句型“数词 + 名词 + 形容词”
The Great Green Wall is 7 . 000 kilometres long , and between 400 - 1 , 700 kiiometres wide . 绿色长城长7000公里，宽400至1，700公里。
［明晰］表示计量的句型的常用结构形式：
“主 + 谓 + 数词 + 表示单位的名词 + 形容词”用来表示“某物有多长 ( 宽、深、高 ) 等，又如：
The wall is three metres high .
The stick is five inches long .
The boy is eight years old .
单元难点疑点释疑
1 . Come to school in your old clothes tomorrow ! 明天你穿旧衣服到学校来。
［释疑］ ( 1 ) 句中的介词 in 可表示服饰的穿着。例如：
Do you know the girl in the hat ?
He is often in brown .
What shall I go in ?
2 . It\'s Tree Planting Day . We\'re going to plant some trees .( 明天是 ) 植树节，我们将种一些树。
［释疑］plant 一词还可用作名词，意思是“植物”。例如：
There are different kinds of plants on that farm .
Plants can bring us much fresh air . 植物可带给我们大量新鲜的空气。
3 . Really ? Wonderful !
［释疑］ ( 1 ) wonderful 常用于对事物的赞叹、称许及惊讶，用以表达说话者分外惊奇的心情。在口语中使用时相当于great . 例如：
It\'s wonderful that you have won the football match .
His uncle is a wonderful maths teacher .
( 2 ) wonderful 是在名词 wonder ( 惊奇，奇迹 ) 后加上 -ful 构成的形容词，常见的还有：use — useful , help —helpful, care—careful, beauty —beautiful
4 . HOW TO PLANT A TREE 如何种树
［释疑］ ( 1 ) 英语中用作标题的文字，一般常用大写。
( 2 ) 不定式前面常常可以根据意思的需要与疑问副词或疑问代词一起构成短语
《九年级英语第十八单元Planting trees 植树(第3页)》
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The Great Green Wall will stop the wind from blowing the earth away .
8 . point to ( point at ) 指向，指引
He points to the high mountains far away .
He pointed the way to the bookstore ( station ) .
He pointed to ( at ) the forest .
9 . far away 遥远
The moon is far away from the earth .
She lives far away .
10 . thanks to 由于，幸亏，多亏
Thanks to the doctor , I am well again .
Thanks to John\'s kind help , we finished it early .
11 . more or less 或多或少，大约
He knows some English more or less .
It is helpful more or less .
They were more or less hungry .
The bicycle costs ＄100 more or less .
12 . be covered with 覆盖着，尽是
The table is covered with a cloth .
The mountains were covered with snow .
The trees are covered with flowers .
二、学海导航
【 学法指要 】
单元句型思路明晰
1 . so that 引导状语从句的句型
Put the tree in the hole so that it is straight . 把树放在洞内，让它立直。
［明晰］so that 的意思是“以便，为了”，引导一个目的状语从句。又如：
We got up very early so that we could catch the train .
I ran very fast so that no one should catch up with me .
Close the door so that it is warm is the room .
2 . 现在进行时的被动语态句型
Today , too many trees are still being cut down it the USA . 在美国，今天还
有大量的树在被人们砍伐着。
［明晰］句中的 are being cut down 是现在进行时的被动语态。又如：
More Great Green Walls are being built all over the world .
The TV set is being repaired right now .
3 . the + 比较级，the + 比较级
The more , the better . 越多越好。
［明晰］①“the + 比较级，the + 比较级”，意思是“越……越……。”又如：
— What size box do you want ?
— The bigger , the better .
Ask all of them to the party , the more , the better .
The more carefully you do the experiment , the better .
Start your work . The sooner , the better .
②“the + 比较级，the + 比较级”的完整句式是“the + 比较级 + 主 + 谓，the + 比较级 + 主 + 谓”，如：
The more people you know , the less time you have to see them .
The more I gave him , the more he wanted .
The more he eats , the fatter he gets .
The harder you work , the more you will learn .
The earlier we start our work , the sooner we can finish it .
4 . 表示计量的句型“数词 + 名词 + 形容词”
The Great Green Wall is 7 . 000 kilometres long , and between 400 - 1 , 700 kiiometres wide . 绿色长城长7000公里，宽400至1，700公里。
［明晰］表示计量的句型的常用结构形式：
“主 + 谓 + 数词 + 表示单位的名词 + 形容词”用来表示“某物有多长 ( 宽、深、高 ) 等，又如：
The wall is three metres high .
The stick is five inches long .
The boy is eight years old .
单元难点疑点释疑
1 . Come to school in your old clothes tomorrow ! 明天你穿旧衣服到学校来。
［释疑］ ( 1 ) 句中的介词 in 可表示服饰的穿着。例如：
Do you know the girl in the hat ?
He is often in brown .
What shall I go in ?
2 . It\'s Tree Planting Day . We\'re going to plant some trees .( 明天是 ) 植树节，我们将种一些树。
［释疑］plant 一词还可用作名词，意思是“植物”。例如：
There are different kinds of plants on that farm .
Plants can bring us much fresh air . 植物可带给我们大量新鲜的空气。
3 . Really ? Wonderful !
［释疑］ ( 1 ) wonderful 常用于对事物的赞叹、称许及惊讶，用以表达说话者分外惊奇的心情。在口语中使用时相当于great . 例如：
It\'s wonderful that you have won the football match .
His uncle is a wonderful maths teacher .
( 2 ) wonderful 是在名词 wonder ( 惊奇，奇迹 ) 后加上 -ful 构成的形容词，常见的还有：use — useful , help —helpful, care—careful, beauty —beautiful
4 . HOW TO PLANT A TREE 如何种树
［释疑］ ( 1 ) 英语中用作标题的文字，一般常用大写。
( 2 ) 不定式前面常常可以根据意思的需要与疑问副词或疑问代词一起构成短语
《九年级英语第十八单元Planting trees 植树(第3页)》
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