要值日生把教室打扫干净,你说:A.Clean the classroom, please.B.Let’s clean the classroom.
Is ______ your aunt? What’s ________ name?
Thanks ______ your present.
----What _______ do you speak? ---- I speak Chinese. A. languageB. science C. subject
---- Is that your watch over there? ----No, it’s _______ watch. A. my B. this C. my sister’s
----It is _________ ruler. ---- It is not __________ eraser. A. /, anB. a; anC. the; the