Veryfewpeopleunderstoodthiscontract,______wasveryobscure.
A、thelanguageB
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。
Ifyouaretoo________ofyourchildren,theywillneverlearntodealwithdifficultiesinlife.
重写句子：Ihavecheckedmydocumentsseveraltimes.Istillcan’findttheproblem.(compoundsentence)
重写句子：Alanpassedthetest.Alanhadstudiedhard.Alanhadunderstoodthematerial.(complexsentence)
重写句子：Attheinternationalmuseum,youcanfindancientEgyptianart.YoucanexploreAfricanartifactsthere.Youcandiscoverbeautifultextilesfromaroundtheworldthere.(parallelstructure)
改写病句：WhiledrivingonBlueberryAvenueyesterdayafternoon,atreefelltowardJack
