By the time you come back, your aunt ______ for Nanjing to attend a meeting.
| A．will leave | B．leaves | C．left | D．will have left |
The word media basically refers to ____ we commonly call newspapers, magazines, radios and televisions．
| A．which | B．what | C．why | D．that |
Hard work and lack of sleep have ____ her beauty and youth in recent years．
| A．worn out | B．tried out | C．made out | D．sent out |
If there is any change about the time of the meeting, please inform us ____．
| A．at present | B．in the meanwhile | C．at times | D．in advance |
．The story goes ____ William Tell did kill the tyrant with that arrow．
| A．when | B．where | C．that | D．why |
—Hi, Mr．Brown! May I pick a flower in the park?
—____．
| A．No, you don’t | B．No, you mustn’t | C．No, go ahead | D．Yes, you could． |