1
特殊疑问词
+
be
+
S.+...?
What
is
this
?
Who
is
that
man
?
Which
is
his
dog
?
Why
are
you
late
?
When
were
you
born
?
2
特殊疑问词
+
助动词
+
S.+
V原形+...?
What
do
you
want
?
Where
does
your
brother
live
?
How
do
you
spell
this
word
?
Whom
do
you
want
to
see
first
?
3
特殊疑问词
+
动词的相应形式
+...?
Who
is
singing
?
Who
teaches
them
English
?
Whose
dog
is
really
cute
?
4
特殊疑问词
+
情态动词
+
S.
+
V原形+...?
What
can
I
do
for
you
?