B. 根据句意和汉语提示，在空格中填入正确的词组（每空限填一词）．
【小题1】Every year many people__________（受伤）or lose their life in traffic accidents．
【小题2】They want to__________（听）music in their free time..
【小题3】We usually go to the zoo__________（步行）．
【小题4】You should__________（照顾） your little sister．
【小题5】We must get to school__________（准时）．