Question

have a look、look、look at的区别

Answer 1

have
a
look,
表示“看”，后面不可以跟东西。please
have
a
look.
have
a
look
at,
表示“看”，后面一定要跟东西。表示集中注意力地看，是有意的，强调动作。please
have
a
look
at
this
photo.
see.
表示“看见，看到”，强调结果，如：i
waved
at
my
teacher,
but
he
didn't
even
see
me.

Answer 2

have
a
look是看一下的意思
可以说Let
me
have
a
look也可以说Let
me
have
a
look
at
the
blackboard。
look
at是看的意思，及物
look虽然也是看的意思，但是不及物，一般不单独用，只有做看起来……的意思的时候才单独用