No one.( )his theory for almost 900 years.

[单选题]His grandma ______in Beijing for many years.A.livesB.livedC.has livedD.was

[单选题]The operationcould [prolong] his life by two or three years.A.broadenB.wors

[单选题]His wife says that he was more frugal in his youth than later years.A.listl

[单选题]By( )his learning habits an average student can be a top one.A.improveB.bei

[单选题]This bridge is ______ that one.A． four times as long ofB． as four times asC． four times as long asD． long four times of

[单选题]This chimney is as( )as that one.A.highestB.highC.higherD.the highest

[单选题]They have learned about ______ in recent years.A.several hundreds English w

[单选题]They have learned about ______ in recent years.A.several hundreds English w

[问答题]()He has been learning English for years.

[单选题]They ______each other for more than twenty years.A.don't seeB.didn't seeC.h