Module 5 Look after yourself Unit 3 Language in use. 教学课件(共28张PPT)

(共28张PPT)
小
英语的16个时态
般时
进行时
完成时
完
成进行时
am
has
has
teach
现在
teaching
taught
been
teaching
teaches
are
have
have
usually,
every
day
know.
it's
8:
00
already,
just,
yet
since,
for
was
过去
taught
teaching
had
taught
had
been
teaching
were
by
the
end
of
last(year,
term)
同左
yesterday,
just
now
at
that
time,
while
从句是过去式
更强调动作的过程及延续性
wil
will
将来
be
going
to(
teach
be
going
to
(
be
teaching
be
going
to
have
taught
be
going
to
have
been
teaching
shall
shall
shall
shall
by
th
later.
in
the
future
同左,只是更强调动作的进行状态
by
the
end
of
next(month,
year)
would
would
would
would
have
been
过去
teach
be
teaching
h
ave
taug
teaching
将来
should
should
should
should
用于宾语从句中,如
knew
he
would
come
同左,只是更强调动作的进行状态
用于虚拟语气,表示对过去已发生的事情的建议
用于虚拟语气,
if
I
were
you,
I
would
I
would
have
gone
there,
if
I
had
been
invited
同左,但少用
should少用
You
shouldn'
t
have
done
it
为该时态的常用词及常用法的备注