高二英語The environment教案2
m5u2 the environment
language points
reading:
1. i am talking to you about the way large areas of the world are damaged by industrial waste.
waste名詞(不可數)、形容詞、動詞
1)認為它是一張廢紙,他們可能把它扔掉了.
they probably threw it away, thinking it was waste paper.
2) 同她爭論是浪費時間.
it is a waste of time arguing with her.
3) 浪費時間來討論這件事是如何發生是沒有用的.
it is no use wasting time discussing how it happened.
4) 我多么后悔浪費了這么多時間玩電腦游戲.
how i regretted wasting so much time playing computer games.
2. factories produce large amounts of poisonous chemicals.
a large amount of= large amounts of 修飾不可數名詞
人們急需大量的金錢。
a large amount of money is needed badly.
復習幾個“大量的”相關詞組：a great deal of +______________; a large quantity of/large quantities of +__________
3. these boats catch large numbers of fish without giving them time to lay eggs.
a large number of= large numbers of 修飾可數名詞復數
the number of +名詞復數 表示…的數量/數目，后面的謂語動詞用單數
1) a number of students are admitted (admit) to our school this term.
2) the number of the students admitted to our school is increasing (increase) year by year.
躺，位于 lie---lay---lain---lying
說謊 lie---lied---lied---lying
放置，下蛋，產卵lay---laid---laid---laying
the little boy lied to his mother he saw the white hen laid two egg and he laid them on the table, but in fact, it usually lays one egg every day.
4. result in (l16)
lead to sth :導致=result in=contribute to=cause
the discovery of new evidence led to the thief being caught (catch).
反義詞：result from= happen because of 因…而起，起因于
1) three people were killed in the accident.
the accident resulted in three people being killed.
=three people ‘s death resulted from the accident.
2) the new building fell because of its soft base.（句型轉換）
the falling of the new building resulted from its soft base.
=its soft base resulted in the falling of the new building.
5. the world’s population has grown by more than six times what it was in 1800.
倍數表達法
…times +as+adj./adv.+as+…
…times +比較級+than…
…times +the +名詞（size /width/length/depth/weight/…）+of+…
這條河流是那條河流的四倍長。
this river is four times as long as that one.
this river is three times longer than that one.
this river is four times the length of that one.