Chinese students often give small gifts or cards to their teachers on Teachers’ day to let them know _____.A.how great they areB.how great are theyC.what great they are
Hurry up! The movie _______ for ten minutes!
--How do you like the twins? --Well, I think the elder sister is _______ but the young sister is _______.
--- There were so many books in the shopping center, I didn't know_______ .
Put on your coat, Jack! It's snowing _______ outside at the moment.
—Is that Tom in the teachers' office? --No, it ________ be him. He's gone to the hospital.