The Chinese teacher often requires the students to talk about writers and books________they like most.
—— Have you seen___pen? I left it here this morning. —— Is it___black one? I think I saw it somewhere.
How beautifully she sings! I have never heard____.
—— I’d like_____information about the management of your hotel, please. —— Well, you could have _____ word with the manager. He might be helpful.
If there were no examinations, we should have_____at school.
She is_____new comer to____chemistry but she has already made some important discoveries.