Having checked the doors were closed,andall the lights were off……Having checked the doors were closed,andall the lights were off,the boy opended the door to his bedroom.A.why B.that C .when D.where 为什么选B呢不选其他

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Having checked the doors were closed,and__all the lights were off……Having checked the doors were closed,and__all the lights were off,the boy opended the door to his bedroom.A.why B.that C .when D.where 为什么选B呢不选其他
Having checked the doors were closed,and__all the lights were off……
Having checked the doors were closed,and__all the lights were off,the boy opended the door to his bedroom.
A.why
B.that
C .when
D.where
为什么选B呢不选其他

Having checked the doors were closed,and__all the lights were off……Having checked the doors were closed,and__all the lights were off,the boy opended the door to his bedroom.A.why B.that C .when D.where 为什么选B呢不选其他
选B
因为all the lights were off不缺成分
而且and前后语序等是一致的前面说：已经检查了门已经锁了后面就应该接着：而且所有灯都关了
这里面不用问问题不用问为什么关、什么时候关、哪里关

The tickets _ at the entrance we walk into the exhibition hall.A.checked B.being checked C.having checked D.to be checked C He has come to__.A.checked his blood pressure B.having his blood pressure checked C.have his blood pressure checked D.have checked his blood pressure ___the safety of the gas,the government has checked the city's gas supply system.A.to ensureB.ensuringC.Having ensuredD.To have ensured.为什么不选D Having checked the doors were closed,and__all the lights were off……Having checked the doors were closed,and__all the lights were off,the boy opended the door to his bedroom.A.why B.that C .when D.where 为什么选B呢不选其他状语从句____ the poem a second time,the meaning will become clearer to you.A.Your having read B.While readingC.If reading D.When you read_____ your composition carefully ,some spelling mistakes can be avioded.A.Having checked B.Checked C.If you c claim the checked Having checked the windows were closed,and that all the lights were turned off,the boy left the classroom请问不是说现在分词的完成式不作定语的么?为什么Having checked会作 the windows 的定语?另外“Having checked .were turn checked The doctor checked the patient over carefully为什么用checked? The restaurant__us ￡40 for the wine?A.changed B.charged C.checked D.cracked —Did you check the progress of the project yourself last week?A.Yes,I had B.Yes,I checked C.No,I had it checked D.Yes,I checked the week before last. ___the safety of the gas,the government has checked the city's gas supply system.A.to ensureB.ensuringC.Having ensuredD.To have ensured选哪个? 1,HOW'S your tour around the north lake?Is it beautiful?A.will B.would C .should D.must这个题目选择b和 c有什么区别?Having checked the doors were closed,and ---all the lights were off,the boy opened the door to his bedroom.A,why B.that C.w ＿your composition carefully,some spelling mistakes can be avoided.A.Having checked B.Check C.If you check D.To check 为什么选D 了选择题Having checked the doors were closed,and__all the lights were off,the boy opended1.Having checked the doors were closed,and__all the lights were off,the boy opended the door to his bedroom.A.that B .whether为什么不能选B?whether作是 1.She ( ) for a moment,and then continued.a、A.pausedb、 B.stoppedc、 C.interruptedd、 D.broke2.You can't find them at the hotel now; they have just ( ).a、A.checked offb、 B.checked awayc、 C.checked outd、 D.checked up3.In the modern societ the doctor checked the patient's ( )carefully before prescribing his drug.A.symbol B.situationsC.signature D.symptoms 麻烦看看这道题Having checked the doors were closed,and__all the lights were off,the boy opended the door to his bedroom.Awhy Bthat C when Dwhere 为什么选B呢不选其他

Having checked the doors were closed,and__all the lights were off……Having checked the doors were closed,and__all the lights were off,the boy opended the door to his bedroom.A.why B.that C .when D.where 为什么选B呢 不选其他

Having checked the doors were closed,andall the lights were off……Having checked the doors were closed,andall the lights were off,the boy opended the door to his bedroom.A.why B.that C .when D.where 为什么选B呢不选其他