—______,Tom, are these your books?—No, they aren’t .I think they are_______.A. Excuse me; JackB. Sorry ; Jack’sC. Excuse me; Jack’s
I ________ a bag. ________ a new bag on the desk.
There are ________ small animals in the zoo.
—What is your mother? —__________.
There is _______ “u” and _______ “s” in the word “use”.
Is Lucy __________?