行为动词的
一般现在时(3)
1.
主语是第三人称单数的行为动词的一般现在时否定形式是在行为动词的前面加doesn’t（does
not），这时要注意把
谓语动词还原为动词原形。
Peter
has
breakfast
every
day.
Peter
doesn’t
have
breakfast
every
day.
Paul
plays
basketball
on
Wednesday..
Paul
doesn’t
play
basketball
on
Wednesday.
2主语是第三人称单数的行为动词的一般现在时疑问式是在句首加助动词does，后面的谓语动词还原为动词原形．其肯定与否定回答用Yes,
X
does./
No,
X
doesn’t.
如下面表达方式：
Does
X…?
Yes,
it
does./
No,
it
doesn’t.
例如：
Does
he
have
breakfast
every
day
?
Yes,
he
does./
No,
he
doesn’t.
Does
he
play
basketball
on
Wednesday?
Yes,
he
does./
No,
he
doesn’t.
行为动词第三人称单数的
各种句式总结如下：
肯定
否定
疑问
回答
Peter
has
breakfast
every
day.
Peter
doesn’t
have
breakfast
every
day.
Does
Peter
have
breakfast
every
day.
Yes,
he
does./
No,
he
doesn’t.
he
plays
basketball
on
Wednesday?
He
doesn’t
play
basketball
on
Wednesday?
Does
he
play
basketball
on
Wednesday?
Yes,
he
does./
No,
he
doesn’t.
She
lives
in
the
city.
She
doesn’t
live
in
the
city.
Does
she
live
in
the
city?
Yes,
he
does./
No,
he
doesn’t.