八年级英语(上)所有知识点Unit 1☆ 句子1
How often do you exercise
Once a day
What does she usually do on weekends
She usually watches TV
How many hours do you sleep
Nine hours
☆ 关键知识1
表频率副词：always, usually, often, sometimes, hardly ever, never2
once a week 一周一次， twice a year 一年两次 three times a week 一周三次 four times a month 一种月四次3
all, most, some, no4
be good for sth
/ doing sth
对什么有益 be bad for sth
/ doing sth
对什么有害5
want to do sth
想要做某事 want sb
to do sth
要某人做某事6
as for 至于 7
try to do sth
尽量做某事 8
of course = certainly = sure 当然9
look after = take care of 照顾 10
keep healthy=stay healthy 保持健康11
exercise = take exercise = do sports 锻炼 12
although = though 虽然13
be the same as 与什么相似 be different from 与什么不同样14
how often 多久一次 15
most of the students = most students 大多数学生 16
