要理由、谢谢、
1.People in different countries behave 空 when they eat dinner.
A.politely B.differently C.healthily D.quietly
2.Mr Taylor,the bank manager often dresses more 空 to get relaxed at the weekends.
A.carefully B.normally C.casually D.particularly
3.They both study very hard.改为同义句、
空 空 空 study very hard