Must I clean up the classroom right now, Miss Green?– No, you ______.

I can’t find my dictionary. May I use ______? –Sure. Here you are.

Have you found your lost dictionary?—-No,I haven’t found_____,but I bought _______this morning.

Do you know _____ he is?—He says “1.75 metres”, but I’m not sure.[ ]

Excuse me, could you tell me where _______?—Sure, sir. You can try www.taobao.com.