八年级上册unit 2
section a page 9
1. 1. help sb. with sth. 表“在某方面帮助某人”，相当于 help sb. (to) do sth. 如：
i often help my mother with housework. =i often help my mothersome housework.
2. on weekends = on the weekend在周末， go to the movies = go to the cinema去看电影。
i often go to the movies on weekends.
3. hardly 与hard 的区别。
hardly表“几乎不”，用于否定句中。而hard有以下几种意思：① 困难的 ② 努力地 ③用来修饰雨或雪下得大。
it’s rainingi can __see the way. it’s very __to get to school. i must study
4. exercise 的用法：
当exercise指“操、练习”时，是可数名词，如：do morning exercises 做早操；do eye exercises; 做眼保健操；do english exercises 做英语练习题；但exercise指“锻炼，运动”时，是不可数名词。如：
do some exercise 做运动。exercise 还可作动词，指“锻炼，运动” 如：she exercises every morning.
5. sometimes = at times有时，some times 几次；
sometime（将来的）某个时候； some time 一些时间。
① i h**e visited beijing
i walk to school.
③ i will visit you
④ the work is difficult, so i need
section a page 10
1. 本单元围绕“某人多久做一次某事”。谈论的是一个人现在的行为习惯，所以本单元谈论的话题主要用时态。
2. how often 用来问“多久一次”，回答how often问句常用下列一些频率副词：
twice a week(一周两次)； always（总是）； usually（常常）； often（经常）； sometimes（有时）；
hardly ever（几乎不）； never（从不）
题：she goes to movies once a week. (对划线部分提问)
she go to movies？
拓展】how long ① 问“（时间）多久”。 常用“（for）+ 一段时间”来回答 ② 问“（长度）多长”。
how much ①多少（接不可数名词） ②多少钱。
how soon 问多快（时间），用于将来时态。常用“in +时间段”来回答。
如：how soon will you come back?你将多快回来？ -in a week.一周后。
与how构成的疑问词还有有：①how many 多少（接可数名词复数形式）②how much 多少（接不可数名词）③how old 问年龄④how tall 多高（人、树）⑤how high 多高（山、楼）⑥how far 问距离
1is it from your home to your school？--it’s two kilometers away.
(2is the room？--it’s two meters wide.
(3will you stay in beijing ? for a month.
(4will you finish the work?--in a month.
(5do you watch tv ? four times a week.
(6) how long do you sleep every nighthours do you sleep every night ?
4. once a week 一周一次， twice a week 一周两次，three/ four times a week 一周3/4次。
一次，两次特殊记，三次以后有规律：基数词+times 就可以。
5. be free = h**e time 有空，有时间。
are you free next weekyounext week ?
6. full 表“满的，忙的”，常见短语有：be full of 装满，充满。
my schoolbag is full of books.
7. h**e / take a dance lesson 上一节舞蹈课 （lesson = class课）
i h**e dance and piano lessons.
8. what kind of 用来问种类dance are you learning? -oh, swing dance.
9. how about = what about 表“怎么样，好不好”，可以用来提建议。about是介词，后接动词ing.
how aboutthe movies next week ? go )
10. h**e to 和must
h**e to强调客观上“不得不”做某事；must指主观上“必须”做某事。h**e to有人称和数、时态的变化，而must没有人称或数的变化。对h**e to提问和否定用助动词， 而must不需要。
例如：1）he has to go there．（人称数的变化） （2）he had to pay for it. (时态的变化)
3）must i finish my homework after school ? no, you __h**e to.
tennis 打网球。 play 与乐器连用时，乐器前要加the。球类、棋类前不加the。
题：① play __violin. ②play __football. ③play chess
12. want to do sth. 想去做某事，意思相近的短语有：would like to do sth 和feel like doing sth.
section a page 11
1.（1）maybe意思是“也许、可能”，相当于常位于句首， 后接句子。
（2）may be中，意为“也许是、可能是”, 放句中，后接表语（形容词，名词等）
可转换：maybe you are right. =you may be right.
2. stay up late 熬夜 → stay up late to do sth . 熬夜为了做某事。
i stayed up late to watch the soccer game.
3. at least 至少→ at most 最多 he plays at least twice a week.
4. busy 表忙的，短语有：be busy doing sth.（正忙于做某事）
look ! he is busyhis mother with housework. (help )
5. after school 放学后， after class 下课后， in class 在课堂上。
section b page 12
1. want sb. to do sth 想要某人去做某事，类似的短语有：
tell/ ask sb. to do sth. 要求某人去做某事 my mother wants meit.
(drink )
2. be good for 对…有好处；be good at 擅长….，be good with 善于和某人相处，善于处理。
3. health 名词，健康。healthy 形容词，健康的。keep healthy保持健康。
smoking is bad for youryou must keepyou can eatfood.
4. h**e a good living habit 有好的生活习惯。
section b page 13
1. in one’s free time 在某人空余时间里 i usually watch tv in my free time.
2. ask sb. about sth. 向某人询问有关某事物 we ask the students about their free time activities.
与ask 有关的短语还有：ask sb. for sth. 向某人要某物； ask sb.(not) to do sth. 要求某人（不）去做。
3. (the) use of 表“…的使用”，如：it’s about the use of the internet.
use还可以作动词，短语有：use sth. to do sth. 用某物去做某事。
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