1.TomandBillhavecomeback,but_____studentsintheclasshaven'tcomeback.AtheotherBothersCanotherDtheothers请问应该选哪个?我想选D表示其余剩下的所有学生,2.Everyonemustthink_____ourdutytoprotecttheenvironmen

　　1.TomandBillhavecomeback,but_____studentsintheclasshaven'tcomeback.

　　AtheotherBothersCanotherDtheothers请问应该选哪个?我想选D表示其余剩下的所有学生,

　　2.Everyonemustthink_____ourdutytoprotecttheenvironment.

　　Athat'sBthatCitwasDit

　　　请问这题考察的是什么语法知识点?选哪个?

　　3.TheboygotaCinhismathtestlastweek．He_____seriousabouthisstudiesandhestartedtospendtimestudyingathome.

　　AbacameBremindCwentDturned请问选哪个?

　　4.Tonylikestomakefriendswithpeoplewho___him.

　　AaredifferentfromBisdifferentfrom

　　CisthesameasDislike这个选什么?

　　5.Oxford,asweknow,_____isoneofthebestuniversitiesintheworld

　　AthatB/CitDthis

　　6.Doyouthinkmoststudentsprefertests_____haveeasyquestions?

　　AwhoBwhereCthatDit

　　7.Thisis______Iwanted.

　　AtheonewhatBwhichConewhichDtheone

　　请高手顺便讲一下为什么授人以鱼不如授之以渔啦讲得好我另有悬赏!