資源簡介

Unit 2 How often do you exercise
知識點講解
1 How often do you exercise
exercise n. 練習、鍛煉 do morning exercise
v. 鍛煉
2） how often表示“多久一次”，是對動作的頻率進行提問。
其回答通常有：A 頻率副詞： always, usually, often, sometimes, hardly ever, never
B 次數＋時間段: 如：once or twice a week
C every ＋時間段: every day (每天)
注意:
表示“一次或兩次”時，一般用once和twice表示。
如：once a month一個月一次
表示“三次或以上”時，則用“數詞＋times”結構。如：five times a year一年五次
與how有關的短語：
how far(距離)多遠；
how long(時間)多長；
how many多少(只可接可數名詞的復數形式)；
how much多少，價格（只可接不可數名詞）；
how soon(時間)多久后（事情還要過多久才發生）
how old(年齡)多大。
How often 意為 “多久、多經常” 回答用 once a month等
How long 意為“多長時間、物品多長 回答用for+時間多用于現在完成時
How soon 意為“多久” 回答用in+時間、多用于一般將來時
2 help with housework
1）help with sth 幫忙某事
help sb to do sth/help sb do sth 幫某人做某事
I often help my mom _________ (do) housework.
housework n.家務 不可數名詞
homework n. 作業 不可數名詞
3 What's your favorite program = What program do you like best
What’s your favorite… =What… do you like best 你最喜歡的…是什么？
What’s your favorite program
4 I go to the movies maybe once a month. 我也許一個月去看一次電影。
辨析：maybe 和may be
maybe “也許，大概，可能”。副詞 （一般放句首） Maybe you are right. 也許你是對的。
may be “可能是，也許是”。 為“情態動詞+be動詞”結構。（位于句中） You may be right. 你也許是對的。
(1) The baby is crying ______________she is hungry.
(2) The woman _____________ a teacher .
5 How many hours do you sleep every night
how many+可數名詞復數
how much+不可數名詞
______________ money do you need
______________ people are there
6 And twenty percent do not exercise at all.
not… at all 一點也不 I don’t like English at all.
exercise （v/n）的用法
1）（動）:鍛煉. 如： He exercises every day.
2) (可數名詞)：“...操;練習”. 如：do morning/ eye exercises; do math exercises
(不可數名詞):“鍛煉;運動”講：如： We often do / take exercise on weekends.
7 It is good to relax by using the Internet of watching game shows, but we think the best way to relax is through exercise.
relax v.休息
relaxed 意為“感到放松的” 修飾人
relaxing 意為“令人放松的” 修飾物
2） It’s + adj+(for sb)+to do sth (對某人來說)做什么是…的
It’s easy for us ______________________ (swim)
3): by: He learns English by singing English songs.
通過…方式
He went home by bus.= He went home on the bus= He took the bus home.
4）on the Internet 上網
5）the best way to relax 放松的最好方式
a way to do sth 做....的方式
6） through 通過… 方式+ 名詞： The best way to relax is through exercise .
（從…里面）穿過： Climb through the window.
注意： across橫過（從一邊到另一邊） walk across the street.
8 You can spend time with your friends and family as you play together.
spend time with sb. 和某人度過時光
① spend+時間/金錢+on sth 花費時間或金錢在某物上
spend+時間/金錢+（in ）doing sth 花費時間或金錢做某事
② sb pay +金錢+for sth 支付
③ sth cost sb +時間、金錢.
④ It takes sb+時間+to do sth 花費某人多少時間做某事
I spent 20 yuan ______________ this pen.
A buy B to buy C buying D bought
It takes me 10 minutes ___________________ (go) to school.
9 She says she is afraid.
be afraid to do sth 害怕做某事
be afraid of sb/sth 害怕某人或某物 be afraid of doing sth
I am afraid of snake.
I’m afraid to go there at night.
10 stay up late 熬夜，睡得很晚
stay up 熬夜，不睡覺
辨析： stay out 外出
11 She sometimes goes shopping.
sometimes “有時候” =at times How often
some times “幾次” How many times
sometime “某個時候”可指過去或將來的某個時候。 when
some time “一段時間” how long
注：time作可數名詞時可作“次數”解；表示“時間”時是不可數名詞。
12 use sth. to do sth. 用某物做某事
Sth be used to do sth. 被用來做某事
We use pens _____________ .(write)
13 How come
“怎么會？ 怎么回事？”表示某件事情很奇怪，有點想不通；可單獨使用。
How come Tom didn’t come to the party = Why didn’t Tom come to the party
14 Last month we asked our students about their free time activities.
1） ask sb. about sth. “詢問某人關于某事”
ask sb. (not) to do sth,
ask sb. for sth. : 向某人要求… 如：ask teacher for help
2） “空閑的”：Are you free tonight
free “自由的”： a free country freedom(n)
“免費的”： work for free.
be free to do sth 自由地做某事
You are free _____________________.(go)
15 However, she has some bad habits, too.
辨析：but和however 表轉折關系
but 并列連詞 “然而，但是”。 可直接連接前后兩個句子，。
However 副詞 “然而，但是”。 不能直接連接句子，必須用逗號與句子隔開。
Eg: 1.It began to rain, , we went out to look for the boy.
It a sunny morning， very cold.
16 we found that only fifteen percent of our students exercise every day.
1） find + 賓語 +名詞, 發現 ： We have found him (to be) a good boy.
find + 賓語 + 形容詞， 發現： He found the room dirty.
find + 賓語 + 現在分詞， 發現 ： I found her standing at the door.
find +it +形容詞+to do sth. I found it difficult to work out this math proble.
2）數詞+percent of+名詞，做主語時，謂語動詞單復數由后面的名詞的單復數決定。
17 It is healthy for the mind and the body. 這有益于身心健康。
healthy adj. “健康的”
health n. “健康”
keep healthy
= stay healthy
= keep in good health: 保持健康
2）mind n.心意 v.介意 mind doing sth. 介意做某事
18 surprise(n) 驚訝:
to one’s surprise 令某人驚訝的是
in surprise 驚訝地
surprised 意為“感到驚訝的” 修飾人
surprising 意為“令人驚喜的” 修飾物
be surprised at sth. 對… 感到意外 (v) 使驚奇、意外：
be surprised to do sth. 驚訝做某事
be surprised that + 從句
如：I was surprised at the news = I was surprised to hear the news.

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