01
______ comes the first should open the door.
A.whoeverB.no matter whoC.whicheverD.who
02[需解释]
It is _______ that man can't live without air or water.
A.sureB.certainC.possibleD.may be
03[需解释]
Jack won't come back today. _______________
A.So will MaryB.And Mary will soC.Nor Mary willD.Nor will Mary
04
_______ exciting the film may be, I have no time to see it.
A.whateverB.howC.althoughD.however
05
She didn't like ________ like that.
A.laughing atB.being laughed atC.having laughed atD.to laugh at
01. A whoever=anybody who Whoever comes the first should open the door. =Anybody (who comes the first) should open the door. 选项中只有whoever既可以引导主语从句，同时又在该从句中充当主语。 02. B sure不能以it为形式主语，排除； possible句意不通：人勿需空气或水就不能生存，这一点是有可能的？ may be在句中做谓语，那么前面的is要之何用？ 固定句型：It' certain that... ...是理所当然/确定无疑的。 03. D 翻译：Jack今天...
