Unit 9 Lesson 49-51 同步练习
一、单选题
A. interested；interesting B. interesting；interesting
C. interested；interested D. interesting；interested
A. will you B. shall we C. do you D. don't you
A. visit B. visits C. visiting D. visited
A. won't have B. didn't have C. don't have D. aren't having
A. None B. No one C. Nothing D. A few
-Peter has changed a lot，hasn't he？
-Yes．He used to ______ the guitar，
