频率副词:一般用来表示动作发生的频率。一般放在be动词之后或者助动词与主要动词之间
但sometimes、often等还可以放在句首或句尾,usually可放在句首,once可放在句尾,twice、three
times等一般放在句尾。如:Sometimes
I
get
up
early.(我有时起得早)/
The
workers
usually
have
lunch
at
the
factory.(工人们通常在厂里吃午饭)
/
Take
this
medicine
twice
a
day.(这种药一天吃两次)
1.频率副词是表示与次数,频率有关的副词,如:
always(总是),
usually(通常),frequently(经常)
often
(经常)sometimes(有时),
seldom(不常),rarely(极少),never(从不)
once(一次),
twice(两次),等。
2.频率副词等级
:
all
the
time
100%;
almost
,
always
90%;
generally
,
usually
80%;
often
,
frequently
60-70%;
as
often
as
not
40-50%;
sometimes
,
at
times
20-30%;
occasionally
,
from
time
to
time
10%;
hardly
,
seldom
,
rarely
5%;
never
0%。
3.频率副词用在be动词后。
He
always
gets
up
at
6:30.
他经常六点半起床。
4.频率副词用在主要动词前。
My
father
usually
walks
home.
我的父亲经常步行回家。
5.频率副词用在助动词与实义动词之间。
I
will
always
love
you.
我将永远爱你。
6.频率副词用在ought
to之间。
You
ought
often
to
write
to
your
mother.
你应该常给你母亲写信。
7.在答句中,频率副词必须放在助动词前。
Do
you
often
go
there?
你常去那里吗?
(误)Yes,
I
do
often.
是的,我常去。
(正)Yes,
I
often
do.
是的,我常去。
8.never(从不),
seldom(很少,不常)用于句首时,句子要用倒装形式以加强语气。
Never
have
I
been
there.
我从未去过那里。
Seldom
do
I
watch
TV.
我很少看电视。
频率副词位置记忆口诀:be后
实动前
助主间
对频率提问用how
often或how
many
times
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