This is an archived course. A more recent version may be available at ocw.mit.edu.
A: I won't come.
A: Kimasen.
B: You won't come? (confirming what A said)
B: Kimasen ka?
A: I won't come.
A: Kimasen.
B: (Oh), won't you come? (what A said is contrary to B's assumption.)
B: (Aa), kimasen ka.
A: Won't you come? (Invitation)
A: Kimasen ka.
B: Yes. Thank you.
B: Ee, arigatoo gozaimasu.