21. ＿＿＿project has been introduced in China to offer free plastic surgeries to ______ low income heroes.
A. A; / B. The; the C. A; the D. The; /
22. ---Ken,______, but your TV is going too loud.
---Oh, I’m sorry. I’ll turn it down right now.
A. I’d like to talk with you B. I’m really tired of this. C. I hate to say this D.I need your help
23. The chief engineer hopes they_____ everything ready before we _____ the project next month.
A. will be getting; will start B. will have got; start
C. have got；start D. are getting; are going to start
