____________ be late, or you will miss the exciting beginning of the speech.
| A．Mustn’t | B．Can’t |
| C．Don’t | D．Shouldn’t |
Look! There are some children_______with a ball over there.
| A．playing | B．play |
| C．played | D．to play |
—This computer doesn't work.
—Really?I'll have it _______tomorrow.
| A．repaired | B．repair |
| C．to repair | D．be repaired |
—Thank you for taking me around your school, Ruby.
—_____________.
| A．Never mind | B．Of course not |
| C．Don't mention it | D．No problem |
—What are you looking for?
—I'm looking for something_________ I can use to cover the box.
| A．that | B．what | C．who | D．which |
When you request some help _____, it's________ to say "Could you tell me ... ?"
| A．politely; impolite | B．polite; politely |
| C．impolite; polite | D．politely; polite |