Interrogative

It is easy to make an interrogative sentence.
Basicaly, "-ka?" at the end of the sentence makes the sentence interrogative.

Kore-wa hon desu. ; This is a book.
Kore-wa hon desuka? ; Is this a book?

kuruma; car

Kore-wa kuruma desu. ; This is a car
Kore-wa kuruma desuka? ; Is this a car?

anata ; you
iku ; go
ikimasu; go (more polite than "iku")
e ; to
gakkou ; school

Anata-wa gakkou e ikimasu. ; You go to school.
Anata-wa gakkou e ikimasuka? ; Do you go to school?
Kare-wa gakkou e ikimasu.; He goes to school.
Kare-wa gakkou e ikimasuka? ; Does he go to school?