Unit2How often do you exercise 2
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Unit2 How often do you exercise?
一，Grammar
1,频度副词
always >usually > often > sometimes > seldom > hardly ever> never
2,有关how引导的特殊疑问词
how often 多久一次 how far 多远 how soon 多久以后 how long 多长，多久
how many+可数名词复数（多少） how much (多少，多少钱）
how much+不可数名词（多少）
二，phrases:
1,help with housework 2,go shopping
3,on weekends 4,hardly ever
5,once a week 6,twice a month
7,go to the movies 8,every day
9, use the Internet 10,be free=have time
11,have dance and piano lessons 12,swing dance
13,play tennis 14,stay up late
15,at least 16, go to bed early
17,play sports 18,be good for
19,go camping 20,in one’s free time
21,not...at all 22,the most popular
23,such as 24,old habits die hard
25,go to the dentist 26,more than
27,less than 28,go online 去上网
三，Knowledge
1,help sb with sth help sb (to)do sth 帮助某人做某事
Eg;I help you with English. I help you (to)learn English.
2,how about sth/doing sth? 做某事····
3,want sb to do sth.
4,It’s +形容词+for sb to do sth. 做某事是····的。
Eg:It’s easy for us to learn English well.
5,spend time with sb 和某人一起度过时光
6，sometimes 有时候 Eg:Sometimes I get up very late.
sometime 副词，某个时候Eg:I will go to Shanghai sometime next week.
（不确切或不具体的时间，过去时或者将来时，用“when”提问）
some times 几次 Eg:I have read the story some times.
some time(一段时间，用“how long”提问）I will stay here for some time.
7，use sth to do sth 用某物做某事。
Eg:use the Internet, on the Internet, surf the Internet 8，What’s your favourite...?=What...do you like best?
Eg:What’s your favourite animal?=What animal do you like best?
9,be free=have time
free：免费的，自由的 Eg:be free to do sth. “自由地做某事”。
Eg:I’ll be free next week. =I’ll have time next week.
10，辨析：maybe 与may be
maybe “副词”，做状语，“或许，大概，可能”； Maybe you are right.
may be “情态动词+be”，“可能是”
You may be right.
11，辨析：stay up late 与 stay up
stay up late 指“熬夜到很晚，迟睡” How often do they stay
up late？
stay up 指“熬夜，不睡觉” He stayed up all night to
write his story.
12，辨析：be good for, be good at与be good with
be good for “对···有益” Doing morning exercise
is good for you.
be good at “擅长”，+动名词，代词或名词 be good at doing I’m good at playing
basketball.
be good with “和···相处的好” Are you good with
children?
be bad for “对···有害”
13，keep/be in good health=keep healthy
14,percent 百分数：基数词+percent ,“percent” 没有复数形式，做主语时，根据它所修饰的名词来判断谓语的单复数。
Eg:1,Forty percent of the students in our class are girls.
2,Thirty percent of time passes.
15,not...at all “一点也不，更本不”； not at all: “不客气”
16,the answer to the questions 问题的答案
the key to the door 门上的钥匙
17,although 引导让步状语从句，不与but 连用；
Eg:Although it rained, the boys still played outside.
It rained, but the boys still played outside.
18,spend 话费
Sb+spend/spends/spent+时间/金钱(in)doing sth
Eg:He always spends his time playing soccer.
Sb+spend/spends/spent+on sth
Eg:I spent 200yuan on the new coat.
19,be afraid to do sth /be afraid of doing sth 害怕做某事
四，Composition
根据下面八年级学生的活动调查表，用英语写一篇90词左右的文章。
Class8, Grade 8;Activity Survey
Activities Every day Once or twice a week Three or four
times a week
Do
homework 90％ 10％ 0％
Use the
Internet 80％ 0％ 20％
Play sports 30％ 20％ 50％
Here are the results of the student activity survey in Class8,Grade8.
Ninety percent of the students do homework everyday,only ten percent of
the students do homework once or twice a week. Eight percent of the students
use the Internet every day.The other twenty percent of the students use it at least
three or four times a week.Most students use it for fun and not for
homework.The results about playing sports is also interesting.Thirty percent of
the students play sports every day.Twenty percent of the students do it once or
twice a week.Fifty percent of the students do it three or four times a week.
Old habits die hard.We should start exercising before it’s too late.
