Question

急急急在线等 关于初三（九年级）英语的问题

给些被动语态的练习，还有时态的练习（要有过去完成时，现在完成时，过去式，将来时等，混在一起的）要给答案 哪些动词后面是to do 例如advise sb to do 哪些动词后面是doing 例如consider doing 给些例子，多点！！！速度！在线等~ They had then been without sleep for twenty-four hours.这句话要怎么理解？为什么用过去完成时，不用现在完成时呢？

Answer 1

被动语态：1.This
work
must
be
_____(finsh)
before
ten
o'clock.
finshed
2.The
house
needs
to
be
_____(repair).
repaired
3.No
one
likes
being
_____
(laugh)at
in
public.
laughed
时态：1.He
___(be)
a
worker
for
ten
years,but
he
___(be)
a
lawer
now.
was
is
2.--Has
he
finished
his
homework
?
--I
don't
know
.He
___(do)
his
homework
this
morning.
was
doing
3.It's
the
first
time
that
I
___(come)
to
the
Great
wall.
have
come
4.The
train
___(go)
when
I
got
to
the
bus
station.
had
gone
动词+
to
do
:learn
plan
decide
offer
demand
dare
promise
agree
hope
wish
expect
help
pretend
manage
try
refuse
want
choose
determine
(这些都是直接在后面加to
do
的，不加sb
之类的）
动词+doing
:enjoy
consider
avoid
escape
stop
risk
admit
understand
mind
imagine
delay
require
finish
suggest
advise
continue
practise
excuse
（鉴于太多了，例子就不举了，你只要照着那用法。例子应该不难的）
补充：他们24小时没睡觉。
现在完成时是要对现在有影响或者延续到现在的，那是发生过了的，所以用过去完成时。