括号部分提问!

问题描述:

括号部分提问!
1:We're in grade(Six).
2:There are(47)students in our class.
3:Miss wu is(our English teacher).

1:We're in grade(Six).
Which grade are you in?
2:There are(47)students in our class.
How many studens are there in your class?
3:Miss wu is(our English teacher).
Who is Miss Hu?