一
one:
one表示泛指，指同名称中的另一事物既可代替人，也可以代替物
复数形式为ones.
That,主要用于两种东西的对比，其复数形式为those,也可以用于特指。That用于代替物，不能用于代替人。
I don’t like this computer canyou give me a better （one）?
The wether in Guangzhou is hotter than (that) in Beijing in summer. that,which:
Here is the man (that)you're been looking for I?don’t?like?the?way?(that)?you?talk?to?somebo dy?else.
and:
She?doctors?her?children?for
colds?and?stomachaches.
二
Until then:
Until then,his family ____ from him for six months 't hear
't heard
't been hearing
't heard
过去完成时标志词：
1.由时间状语来判定
2.（ 1 ） by + 过去的时间点。
3.（ 2 ） by the end of + 过去的时间点。
4.（ 3 ） before + 过去的时间点。
5. I _______ (finish) reading the novel by nine o'clock last night.
6. We _______ (learn) over two thousand English words by the end
of last term.
7. They ______(plant) six hundred trees before last Wednesday. 三
1.?Look?at?the?children?on?the?playground.?Th ey?are?flying?kites?________(happy).?Let’s? join?them.?
2.?Why?do?you?think?you?did?so?___________(ba
d)in?your?test?
As:
As time went on / by, she became more and more beautiful .
As a young man, he was active in sports.? Remember, you must do everything as I do
He is very careful, as we all know.
Child as she is, she can speak 2 foreign languages
现在分词做后定：
定语：起修饰限定作用的语言成分,多为“···的”；后置定语,顾名思义,放在被修饰词后的定语.现在分词作定语,多表主动和进行的含义.有别于过去分词,表被动含义.
The teacher came in,following some students.老师跟着一些学生
进来了.（学生在老师之前?）
The teacher came in,followed by some students.老师被一些学生跟着进来了.即：老师进来了,他后面跟着一些学生.（学生在老师之后）
The girl ____ (stand) under the tree is really
charming.（令人陶醉）
People ____ (wait) for the bus often shelter in
my doorway.（等公共汽车的人经常在我的住所门口。）
And前后一致
She?was?my?best?friend?after all,?and?was
always there?for?me
四
Also,too as well,either 区别
1) too放在句子末尾，通常用逗号隔开。
2）either在否定句中使用，但是放在句子末尾，通常用逗号隔开。
3) also则放在系动词be之后，实义动词之前。
4) as well 用在肯定句中，放在句子末尾。
Help sb do:
Please?help?me ____（lift）?this?heavy?box. Will you help me _____(choose) myself a new coat?? Work out:
That?is?what?you?have to?work?out
Work out 解决，锻炼，产生结果，算出，制出Work as 从事….工作
Work at 从事，致力于
Work on 从事，对….起作用
Society n.社会 social adj.社会的
五
.for+时间段
The?bus?is?late.?They've?been?waiting?______?20 ?minutes.?
.?Nobody?lives?in?those?houses.?They?have?been? empty?______?many?years
现在完成时标志词
for,since
