英語(yǔ)：他在做什么？用英語(yǔ)怎么說(shuō)

am,is,are是be動(dòng)詞的三種現(xiàn)在時(shí)形式，和不同的主語(yǔ)搭配，表示的意義相同。
主語(yǔ)是I,和am搭配；主語(yǔ)是you,they,we，和are搭配；主語(yǔ)是he,she,it時(shí)和is搭配
所以他在做什么就成了what
is
he
doing，同樣也可以說(shuō)what
is
she/it
doing?

"What
is
he
doing?"
雙語(yǔ)例句
1.你上次見(jiàn)到他時(shí)他在做什么？
What
was
he
doing
when
you
last
set
eyes
on
him?
2.他很清楚他在做什么。
He
was
alive
to
what
he
was
doing.
3.她抬起一只眼皮看看他在做什么。
She
lifted
one
eyelid
to
see
what
he
was
doing.
4.我們也能看到他在做什么。
And
you
can
see
what
he's
done.
5.我希望這個(gè)人明白他在做什么。
I
hope
this
guy
knows
what
he's
doing.
6.有一陣子沒(méi)見(jiàn)杰克了，不知道他在做什么。
I
haven't
seen
Jack
for
a
while,
wonder
what
he's
been
doing.
7.我不知道，不管他在做什么，他一定想讓他成為一個(gè)秘密。
I
don't
know,
whatever
he's
doing,
he
must
want
it
to
be
secret.
8.因?yàn)槲蚁胱屗浪谧鍪裁础?br/>Because
I
want
him
to
know
what
he's
doing.
9.首先，我想他不知道他在做什么。
First
of
all,
I
don't
think
he
could
have
known
what
he
was
doing.
10.那人是誰(shuí)？他在做什么？
Who
is
that
guy?
What's
he
doing?