Do not ________ late when you go out with your friends, or your parents will worry about you.
| A．stay up | B．stay away | C．stay out | D．stay in |
— You look nice in your new dress! When did you buy it?
—Don’t you know? I ______it for several days.
A. bought B. have bought C. have had
— Must we go there together?
—______ you ________ he goes there, only one student is needed.
A. Both; andB. Either; orC. Neither; nor
— Excuse me, sir, smoking in the gas station.
— Oh, I'm really sorry.
A. doesn't allow B. isn't allowed C. aren't allowed
—Do you often see Johnon the playground?
—No, but he is often seenthe guitar in the park.
A. run; play B. running; to play C. run; to play
—Excuse me, are these books ________?
—No, they aren’t ________. They are ________ classmate’s.
A. his; my; his B. your; mine; his C. yours; mine; my