—Mr. Johnson, would you have some more ice-cream? —No, thanks. It’s very good, but I have to ____________ my weight, you know. A watch. B.remain C.notice D.see
—Excuse me, are you Amy, from Class 2, Grade 1?
—Sorry, I'm not ________ Amy from Class 2, Grade 1 but from Class 1, Grade 2. There are two Amys in my school.