Unit2 How often do you exercise?
Section A知识讲解
一. help with housework 帮助做家务
1. help with sth. 意为"帮助做某事"
2. help sb. with sth. = help sb. _______ sth. 帮助某人做某事
Eg: I often help him ______ his English. = I often help him __________ English. 我经常帮他学习英语。
【拓展】
1. help oneself to... 请随便吃/喝···Please help yourself to some cakes.
2. can't help doing sth 情不自禁做某事
I can't help falling in love with that girl. 我情不自禁爱上那个女孩。
二.housework 意为"家务劳动"。不可数名词。
1. They have housework to do. A. many B. much
三. sometimes 有时
辨析:sometimes ,some times ,sometime , some time
sometimes 有时候。=at times= from time to time也是"有时"的意思。
some times 几次。time作可数名词时可作"次数"解;表示"时间"时是不可数名词。
sometime 某个时候。可指过去或将来的某个时候。
some time 一段时间。常与for连用。对它提问用how long 。
口诀记忆:分开"一段时间" ;相聚"某个时候"。
练习:
① We plan to stay in Hainan for . 我们打算在海南呆一段时间。
② I am sure that we have met before. 我肯定我们之前见过几次了。
③ I have letters from him. 有时我会收到他的来信。
四. hardly ever 几乎不
比较: hard、hardly和hardly ever
①hard作形容词时,意为"困难的;硬的;勤奋的;严厉的;苛刻的"。
hard作副词时常用来表示程度,意为"努力地;猛烈地;剧烈地", 位于动词之后。
This ground is too hard to dig. 这块地太硬,挖不动。
They tried hard to succeed. 他们努力工作,以求得成功。
②Hardly 副词,意为"几乎不",表示否定意义,位于实义动词之前,系动词、助动词、或情态动词之后,不表示频率。常用来修饰表示能力的词,如can, could等。
He can hardly play football. 他几乎不会打篮球。There is hardly any coffee left. 几乎没有剩余的咖啡了
③hardly ever是表频率的副词,意为"几乎不;几乎没有",相当于almost not, seldom。
练习:
There is ______ ______food left. 几乎没有食物剩下。
He ______ ______ . 他几乎不工作。 He ______ ______. 他工作努力。
五.What's your favorite...? =What... do you like best?你最喜欢的......是什么?
1.What's your favorite animal?你最喜欢的动物是什么?
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