U1L1
What’s the use of sth.? What can we do with sth.? What does sth.do?
It is for doing sth. We use it to do sth. We use it for doing sth. It is used to do sth.
sb. used to do sth. sth. be used to do sth. sb. be used to doing sth.
should, must, need, have to, can, may陈述、否定、特殊含义 应该，必须，需要，不得不，能够，可能 Must we…? No, we needn’t. May I…?
No, you can’t.
ought to do sth. oughtn’t to do sth. Ought… to do sth.?
He ought to…, oughtn’t he?
be able to do sth. be unable to do sth. enable sb. to do sth.
have the ability to do sth.
electric电的fan/light
electrical与电相关的 appliance electronic电子的 mail/book electricity electronics
A be/get familiar with B. B be familiar to A
advantage-disadvantage take advantage of sth.
allow sb. to do sth.
be allowed to do sth.
keep/stop sb. (from) doing sth.
connectsth. tosth. be connected to sth. connection
in a word=in brief
U1L2
Could you help me with sth.? With pleasure.
Thank you very much. My pleasure.
pleasant pleased be pleased with sth.
复合不定代词
人：somebody, anybody, nobody, everybody, someone, anyone, no one, everyone 物：something, anything, nothing, everything 不定代词作主语，动词通常用单数.
不定代词anyone, anybody, anything用于否定句和疑问句
不定代词something, somebody和someone一般用于肯定句，但当希望得到肯定回答或提出请求时，可用于疑问句。 复合不定代词+ 形容词/else
nothing, no one, nobody, none; 动词通常用单数
none用来指代前面提到过的人或物; 常见结构none of the+名词复数
不定式作定语
注意不及物动词后介词不能省略
What’sthe difference between A and B? How is A different fromB?
the difference between Aand B A is different from B tidy
tidy up the room
prepare for sth.
makepreparations for sth.
perform an operation have an operation operate on sb.
as a result
practice doing sth.
U1L3
namesof the household appliances functions
感叹句
How: adj./adv. What: n.
be made in/of/from/up of
as +形容词 + as --the same +名词+ as
turn on/off electrical appliance turn up/down volume
one’s way of life
by hand on foot
relieve sb. from sth./doing sth.
First/Next/Then/Finally
U2L1 since
自从，引导时间状语从句 主句现完从句一般过去 既然，引导原因状语从句
because , as , since , now that , for , because of的区别 because of 后面跟名词结构, 其他后面跟从句。 for只能用于句中
It is adj. for sb. to do sth.
It is adj. of sb. to do sth.
shakehands with sb. keep in touch with sb. communicate with sb.
introduce A to B
be busy with sth. be busy doing sth.
in response to sth.
U2L2
What do you think of sth.? How do you like sth.?
How would you like sth.?
so…that (so后面加形容词或副词，that后加表示结果的从句) 引导的结果状语从句
与such…that, too… to, not enough… to的替换
注意that后加从句，宾语不能省；too…to…结构中宾语同主语，因此省略
too…to… 结构表示太……以致于不……，表否定含义，句型转换时代词应相应变化
thank sb. for sth. paysth. forsth. go Dutch
be true for sth.
require sb. to do sth.
requiresth./doing sth.need require tipping
