端午节是为了纪念我国历史上的？

有压管道的管径d与管流水力半径的比值d/R=（）

TranslatethesentenceintoChinese"WhichTVprogrammesdoyoulikebest"?

Hespendsalotoftime_____television.

Doyouoften_______basketballwithJohn?

what'sthemeaningof"动作片"?

what'sthemeaningof"gocamping"?

what'sthemeaningof"talentshow"?

what'sthemeaningof"弹吉他"?

Marygoingshopping.

TranslatethesentenceintoChinese"Excuseme,howcanIgettothelibrary?"

Everymorning,shegoestoschoolbike.

TranslatethesentenceintoChinese"thebankisnexttotheschool".

Youmayfindthebusstationtheright.

_______straightahead,thenturnrightatthatcorner.