4、。29.Asmoreandmoresports_______,theOlympicGamesaregrowingsobigthatmostcitiesmaynotbeabletohosttheminthefuture.A.added B.wereadded C.arebeingadded D.haveaddedC.先根据后面句子的时态确定跟现在时有关,再根据是sports和add是被动关系30.When________whattheyneededmost,thekidssaidtheywantedtobefeltimportantandloved. A
5、.asking B.tobeasked C.asked D.toaskC.这是典型的省略句,省略了从句的主语和be动词的相关形式,只有当从句的主语和主句的主语一致的情况下,从句的主语才可省,可知从句的主语是thekids,然后thekids和ask之间是被动,所以选C31.Inasportsteam,eachplayerhasaclearrole,andtherearefewoccasions__________membersareconfusedoruncertainoftheirroles.A.which B