—______,Tom, are these your books?—No, they aren’t .I think they are_______.A. Excuse me; JackB. Sorry ; Jack’sC. Excuse me; Jack’s
She prefers noodles ________beef and tomatoes.
I don’t like doing the cleaning, because it is ________.
The boy spent 10 dollars ________ the model plane.
America is a ________ country. A.develop B.development C.developing D,developed
We should keep our classroom _______.