Fillinthe blankwiththeproper phrase andchangetheformifnecessary.（选择短语的适当形式填空）catchupwithfallbehindgiveupinaminutefillinShehurtherlegandtheothers.

Fillinthe blankwiththeproper phrase andchangetheformifnecessary.（选择短语的适当形式填空）catchupwithfallbehindgiveupinaminutefillinWhydon’tyousmoking?

Fillinthe blankwiththeproper phrase andchangetheformifnecessary.（选择短语的适当形式填空）catchupwithfallbehindgiveupinaminutefillinIfyoumissalotofclasses,it’sveryhardtoyourclassmates.