初中英语语法(介词)
2020-06-06 13:19:53
浏览次数:
初中英语语法(介词)1.介词是英语中最活的一个知识点,要学好它要注意先记住它的最基本意思,再注意它的特殊用法,再者注重词组搭配的积累。
2.表示时间的介词:
辨析要牢记:
1.in
,after
in
指从现在开始起往后推算一段时间
(用将来时)He
will
arrive
in
two
hours.他两个小时候会到的。
after指从过去某时间往后推算一段时间。(用过去时)
She
stopped
crying
after
one
hour.一个小时候她停止了哭泣。
2.for,since
for
后面接一段时间
(用现在完成时)since
后面接一具体时间
(用现在完成时)I
have
learned
English
for
ten
years.我学英语已经十年了。
I
have
learned
English
since
ten
years
ago.我从十年前就开始学英语了。
3.before,by,till/until
before:表示在某一时间之前
He’ll
be
here
before
5
p.m.by:表示到某一时间之前为止,最晚不迟于……
(用现在完成时或过去完成时)We
have
built
three
bridges
by
the
end
of
the
month.到月底之前我们已经造了三座桥。
We
had
learned
3000
words
by
the
end
of
last
week.到上个星期为止,我们已经学习了3000个生词了。
until:
直到
not…until
(直到……才……)I
didn’t
finish
my
homework
until
9
o’clock.我直到9点才完成我的回家作业。
3.介词辨析:
1.like,as
as
:作为一个……,like
:像一个……
He
has
been
playing
tennis
as
a
professional
for
two
years.他作为一个职业网球运动员打球已经有两年了。
He
plays
tennis
like
a
professional.他打起网球来像个职业运动员。
2.besides,except,except
for
besides:
此外还有,except
:除……之外
except
for
:
除去的部分对整体没有影响
All
of
us
passed
the
exam
besides
Mark.(处马克通过考试之外,我们大家也通过了考试。)
All
of
us
passed
the
exam
except
Mark.(除马克没有通过考试之外,我们大家都通过了考试)Your
composition
is
good
except
for
a
few
spelling
mistakes.(除了一些拼写错误,你的作文很不错)3.made
of,made
from
他们都表示“……是用……做成的”made
of
:可以看出原材料的,made
from
:看不出原材料的
The
desk
is
made
of
wood.(桌子是由木头做的)The
wine
is
made
from
grapes.(酒是由葡萄酿成的)4.be
good
at
:擅长做某事
be
good
for
:对……有好处
be
good
to:
对某人友好
be
good
with:
善于处理比较难的人或事
He
is
good
at
math.(他擅长数学)Vegetables
are
good
for
you
health.(蔬菜对你的健康又好处)The
old
man
was
good
to
the
children.(老人对孩子们很好)She
was
good
with
her
boss.(她和她的老板处得很好)5.be
familiar
with:
熟悉……
be
familiar
to
:
被某人所熟悉
He
is
familiar
with
Shanghai.(他很熟悉上海)Shanghai
is
familiar
to
him.(上海对他来说是很熟悉的)6.……(形容词)+enough
for
sb.To
do
sth
The
box
is
large
enough
for
him
to
put
all
the
books
in
it.这个盒子大的足以让我放进所有的书。
too…(形容词)
for
sb.to
do
sth
The
math
problem
is
too
difficult
for
me
to
solve
.这个数学题太难了,我解决不了。
It’s
+…(形容词)
for
sb
to
do
sth
It’s
important
for
us
to
learn
English
well.对于我们来说,学好英语很重要。