Veryfewpeopleunderstoodthiscontract,______wasveryobscure.
B
the language of which 引导非限定性定语从句，并在定语从句中做主语。句意为：没有几个人懂这份合同，合同的用词含糊不清。
Iwasreallyanxiousaboutyou.You______homewithoutaword.
改写病句：Insummer,Juannadidn’tlovetravelinginRomeshefeltitwastoohotthere.
重写句子：Alanpassedthetest.Alanhadstudiedhard.Alanhadunderstoodthematerial.(complexsentence)
重写句子：Fossilfuelsarenon-renewable.Weneedtofindalternativeenergysources.(compoundsentence)
Sicknessoften_______eatingtoomuch.