considered()“thetruefatherofournationalliterature”.

Let’snottakeJohnwithusonourfamilyoutingthistime,_______________?

TheAdventuresofTomSawyerand,especially,itssequence()provedthemselvestobethemilestoneintheAmericanliterature.

Onecanfigureoutthemeaningof“airmail”tobe“mailbyair”byits______.

英语翻译：诺贝尔奖获得者