The police say there is a $50,000 _______ for any information that helps them find the killer.
| A．income | B．fee | C．bill | D．reward |
Go and see that play. I______ you'll enjoy it.
| A．guarantee | B．complaint | C．budget | D．feel |
He must have attended the meeting yesterday, ___he?
| A．didn’t | B．mustn’t | C．needn’t | D．hadn’t |
So absorbed _____ in her work that she didn’t realize I was behind her.
| A．did she | B．was she | C．she did | D．she was |
He is very ___________ his ugly appearance.
| A．curious about | B．care about | C．sensitive to | D．sensitive for |
With more forests being destroyed, huge quantities of good earth ______ each year.
| A．is washing away | B．is being washed away |
| C．are washing away | D．are being washed away |