精英家教网 > 高中英语 > 题目详情
I have no idea ______ it is that makes him puzzled.
A.howB.whatC. whyD.which
B
词义辨析。A. 怎样  B. 什么C.为什么  D.哪一个。句意:我不知道是什么让他迷惑不解。从句缺少主语,故选B。
练习册系列答案
相关习题

科目:高中英语 来源:不详 题型:单选题

— Great changes have taken place in Putian City .I can hardly recognize it .
—-You are right .It is no longer ______ it used to be ten years ago .
A.thanB.thatC.asD.what

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

We found some precious jars and vases in an ancient tomb, ______you know , are valuable.
A.even the pieces of whichB.which even pieces
C.even the pieces of themD.whose even pieces

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

— How are you getting on with your work? 
— Oh, I’m sorry. Things aren’t going so well as _______.
A.plansB.planningC.plannedD.to plan

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

—I don’t care for baseball.
—How can you say you don’t like something       you’ve never even tried it!
A.tillB.afterC.unlessD.when

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

—What was the party like?
—Wonderful.It’ s years ____ I enjoyed myself so much.
A.beforeB.afterC.sinceD.when

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

He tried his best to solve the problem, ______ difficult it was.
A.howeverB.no matterC.whateverD.although

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

Ms Jones      her stepmother travels once or twice every other year.
A.andB.besidesC.as well asD.and along with

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

_______ you do it, you’d better do it well.
A. Now that       B After            C. Although           D. As soon as

查看答案和解析>>

同步练习册答案