too...to…可以与enough to和so…that…转换.
She is too young to do the work .
= She isn’t old enough to do the work .
Tom is too tired to walk any farther .
= Tom is so tired that he can’t walk any farther .
6. pay , spend , cost , take 的区别
(1)pay 花费 ( 多少钱 ) , 主语是人。sb. pay some money for sth.
I paid 5000 yuan for the computer last week . 我上个星期花了5000买电脑。
(2)spend 花费 ( 多少钱或时间 ),主语是人。
sb. spend some money on sth.
sb. spend some time ( in ) doing sth.
I spent 5000 yuan on the computer last week .
She spent 2 hours ( in ) doing her homework . 她花了2个小时做作业。
(3)cost 花费 ( 多少钱 ) , 主语是物。
sth. cost sb. some money.
This jacket cost him 200 dollars. 这件夹克衫花费她200美元。
(4)take 花费 (时间 ),主语形式主语为It.
It takes sb. some time to do sth.
花费某人多少时间做某事
How long does it take sb. to do sth? 花费某人多少时间做某事?
It took LiHong 2 hours to do her homework. 刘红花了2个小时做作业。
7. sleep , sleeping, sleepy , asleep , fall asleep , be asleep
(1)sleep 动词, 睡觉, 强调动作。
I am very tired. I want to sleep. 我很累,想睡觉。
(2)sleeping, sleep 的现在分词, 表示“ 正在睡觉”。
Don’t make so much noise. The baby is sleeping. 不要这么吵,宝宝在睡觉。
(3)sleepy 想睡觉的, 困倦的。
I am a little sleepy. I’d like to go to bed. 我有点困了,我想去床上睡觉了。
(4)asleep 睡着了的。
The teacher found Tom asleep in class and kept him behind after school. 老师发现汤姆上课睡觉,放学后就把他留了下来。
(5)fall asleep 强调从没有睡着到睡着的过程, 不能接一段时间。
I couldn’t fall asleep until it was very late last night . 我昨天晚上到很晚才睡着。
(6)be asleep 表示睡着后的状态 , “ 睡着了”, 可以接一段时间。
He was asleep for three hours. 他睡了3个小时。
8. open
( 1 ) 动词, 打开 , 开业, 开张, 展现
Would yomind opening the window ? 你介意我把窗户打开吗?
( 2 ) 形容词, be open 开着的, 开放的
On weekends the swimming pool is open to the public. 在周末,这个游泳池是对公众开放的。
9. close 动词, 关闭, 关上 , 合上