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新概念英语第二册第56、57课 课件

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L56 Faster than sound!
JJ

sound
听起来 Sound like 你的解释听起来合情合理。 Your explanation sounds reasonable.

handsome
-some 与名词,或动词复合结构构成形容词, 描述人或物的特征或属性。 例:tiresome bothersome worrisome troublesome

explosion
Explode v.爆炸,使引爆 Explode a bomb The audience exploded with laughter. At last his anger exploded.

rival
As a landscape painter, he is without rival.
She has no rivals in this field.

speed sped sped
speed up 加速 speeding 超速行驶

downhill
down- (顺。。) downriver downstream downwind downstairs . . up-(逆。。)

修饰可数名词的
many a great/good many a great/large number of few(几乎没有) a few(有一些)

修饰不可数的
much a great deal of a little(有一些) little (几乎没有) a large amount of

两种均可的
a lot of lots of plenty of a large quantity of

参加
enter for join in take part in

less than
not less than 不亚于,不少于 She is not less charming than her daughter. no less than 与。。一样,不必。。差 A dolphin is no less than a clever animal than a dog is. (both are clever) no more than 以下,充其量,至多。

L57 Can I help you, madam?
JJ

hesitate
~ at sth ~ about sth ~ to do sth… Don’t ~ to tell me if you have any requests. 你有任何要求的话,一定要告诉我,不要犹豫 ~ in doing sth hesitation n. without ~ 毫不犹豫

serve
1.服务 2.有用,符合。。serve to do 对做。。有用 this agreement will serve to promote the trade between Japan and China. 3.service n.

eager
be ~ for sth be ~ to do sth we are ~ for success. he is ~ to pleased. be ~ that…



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