第2个回答 2019-07-20
A
时间状语从句:
连接时间状语从句的连接词有:
(1)
连词:when,
while,
as.
它们都表示当…时候的意思。如果主句和从句的动作同时发生且都是进行时
态,只用while,
as.
其他情况下when,
while,
as通用。
1
When
he
came
in,
I
was
listening
to
the
radio.
2
As
I
was
wandering
in
the
street,
I
met
her.
3
While
(as)
I
was
watching
TV,
my
mum
was
cooking
in
the
kitchen.
(2)
连词before,
after,
since,
until(till).
当他们表示时间时,他们既是介词又是连词。
{
He
usually
drinks
a
cup
of
tea
before
he
goes
to
school.
连词
He
usually
drinks
a
cup
of
tea
before
going
to
school.
介词
{
He
usually
drinks
a
cup
of
coffee
after
he
comes
back
from
school.
连词
He
usually
drinks
a
cup
of
coffee
after
coming
back
from
school.
介词
{
I
have
lived
in
Dalian
since
my
son
was
born
in
1999.
连词
通常情况下,主句用现在完成时,从句用一般过去时。
I
have
lived
in
Dalian
since
1999.
介词
{
I
will
wait
here
until(till)
you
finish
your
job.
连词
I
will
wait
here
until(till)
8pm.
介词
(3)
词组:as
soon
as
{
I
will
tell
him
as
soon
as
he
comes
back.
As
soon
as
she
finishes
her
homework,
she
will
play
tennis.
通常情况下,主句用一般将来时,as
soon
as
引导的从句用一般现在时。
第3个回答 2007-08-04
时间状语
一般现在时 every …, sometimes, at …, on Sunday,
一般过去时 yesterday, last week, an hour ago, the other day, in 1982, just now
一般将来时 next…, tomorrow, in+时间,
现在完成时 for, since, so far, ever, never, just, yet, till/until, up to now, in past years, always, recently
过去完成时 before, by, until, when, after, once, as soon as
过去进行时 this morning, the whole morning, all day, yesterday, from nine to ten last evening… when, while
将来进行时 soon, tomorrow, this evening, on Sunday, by this time, tomorrow, in two days, tomorrow evening本回答被提问者采纳