精英家教网 > 高中英语 > 题目详情
______ you eat the correct foods ______ be able to keep fit and stay healthy.
A.only if; will youB.Only if; you will
C.Unless; will youD.Unless; you will
A
句意:只有正确饮食,你才能保持身体健康。从句意可知unless不符合题意。D项应在will后加not。Only if 表条件且位于句首,应用部分倒装。
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

It was in the very house  was built with stones _______ he spent his childhood.
A.that; thatB.that; where?
C.which; thatD.which; where?

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

Only by reading more books    improve your reading skills.
A.you canB.can youC.do youD.you do

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

Only when 1 was fourteen__________the importance of study.
A.I realizedB.did I realizeC.had I realizedD.I had realized

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

_______,but it is also a great way to lower the number of greenhouse gases in the air.
A.Not only a fun thing is it to doB.Not only a fun thing to do it is
C.Not only it is a fun thing to doD.Not only is it a fun thing to do

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

Only when the villagers were faced with water shortage___       how serious the problem of water pollution was.
A.did they realizeB.will they realizeC.they did realizeD.were they realized

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

Never before______ so highly successful in his attempts to forecast the weather accurately on a small scale.
A.man has beenB.man is C.has man beenD.will be man

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

I know the boy very well. I have seen him____up from childhood.
A.growB.grew C.was growingD.to grow

查看答案和解析>>

科目:高中英语 来源:不详 题型:单选题

I think I can help you repair your typist tomorrow. ________, you’ll have to will till this weekend.
A.If soB.if anyC.If notD.If possible

查看答案和解析>>

同步练习册答案