—Is she quiet? A.Yes, she is. B.No, she is. C.No, she isn't.
It's ________ in spring(春天). A.cool B.warm C.cold
—Shall we go to the zoo?—________ A.That's all right. B.OK! C.Thanks.
I like apples,how ________ you? A.about B.are C.is
—Let's go to the park.—________. A.Thank you B.Excuse me C.Great
—What's this?—________ A.I am a duck. B.It's a cat. C.You're a boy.