请教广东2011高考英语的语法填空题OneSundaymorninginAugustIwenttolocalmusicfestival.IleftitearlybecauseIhadanappointment16(late)thatday.Myfriendswalkedmetothebusstopandwaitedwithme17thebusarrived.Igot

　　请教广东2011高考英语的语法填空题

　　OneSundaymorninginAugustIwenttolocalmusicfestival.IleftitearlybecauseIhadanappointment16(late)thatday.Myfriendswalkedmetothebusstopandwaitedwithme17thebusarrived.Igotonthebusandfoundaseatneartheback,andthenInoticedaman18(sit)atthefront.He19(pretend)thatatigertoywasrealandgivingitavoice.Hemustbe20(mental)disabled.

　　Behindhimwereotherpeopleto21hewastryingtotalk,butaftersomeminutes22walkedawayandsatnearme,lookingannoyed

　　Ididn’twanttobelaughedatfortalkingtohimbutIdidn’tlikeleavinghim23hisowneither.

　　AfterawhileIrosefrommyseatandwalkedtothefrontofthebus.Isatnexttothemanandintroducedmyself.Wehad24amazingconversation.HegotoffthebusbeforemeandIfeltveryhappytherestofthewayhome.

　　I’mgladImadeachoice.Itmade25ofusfeelgood.

　　就是最后一个答案.

　　25.是both还是all.百度了,两个答案都出现过.然后我们老师讲是all.--我想问问到底是both还是all、