(B)21.Don't worry.I have ________ idea for you.
A.a B.an C.the D./
(B)22.—What's five and five?Can you tell me the ________?
—It's ten.
A.question B.answer C.road D.way
(A)23.—Can I help you?
—I want to order a large bowl of noodles ________ tomatoes.
A.with B.of C.for D.in
(D)24.—What's your ________?
—I'm thirteen years old.
A.name B.address C.job D.age