初一数学题及英语题
1.计算3.2^10×4^4————————0.4^11×8^102.有一市政建设工程,若甲、乙两工程队合作,需要12各月完成;若甲队先做5个月剩余部分在由甲乙两队合作,...
1. 计算
3.2^10×4^4
————————
0.4^11×8^10
2.有一市政建设工程,若甲、乙两工程队合作,需要12各月完成;若甲队先做5个月剩余部分在由甲乙两队合作,还需要9各月才能完成。
(1)加以两工程队单独完成此项工程个需要多少个月?
我算出来是甲20各月,乙30个月
地二题不会
(2)现已知甲队每月施工费用是5万元 ,乙对每月施工费用3万元。且两队都参与了此项工程的施工,完成任务后,经结算施工总费恰好为98万元,则甲乙两工程队各工作了多少个月?
英语
1.( )——May i come in?——________.You have to stand outside.
A.Yes.you must B.No,you mustn't
C.No,you needn't D.Yes,you have to
2.翻译:我有信心___________
手捂着肚子哭_____________
在这儿再呆一周_________________
在会客室里____________
一个在另一个的上面__________
一天的艰辛的劳动后____________
3.首字母填空:There are many f_____oranges on an orange tree.
All the streets are in s______lines,running from East to West.Those running from North to South are c_____ avenues(大街).Going will take you to the top of the building all around the centre .They will s_____ you the famous places of the city.
4.完成句子:上周他们举行了一个时装展示并且表现的很出色。
They had a fashion shou last week and _____ _____ ____ _____.
5.No one in our class likes playing games.
_________ __________ ____likes playing games.(同义句)
6.She told me to give the book back to him.
She told me to____ _______ the book.(同义句)
PS:如有不会,可以不回答!不勉强!
还有:( )——Few of thE students worked out the problem,_________?
---________.It's quite a diffcult problem.
A.didn't they ;Yes B.didn't; No
C.did they ;Yes D.did they No
在下页上__________
昨天有朋友来看你吗?没有。
Did _______ _________of your friends come to visit you yesterday? Nobody. 展开
3.2^10×4^4
————————
0.4^11×8^10
2.有一市政建设工程,若甲、乙两工程队合作,需要12各月完成;若甲队先做5个月剩余部分在由甲乙两队合作,还需要9各月才能完成。
(1)加以两工程队单独完成此项工程个需要多少个月?
我算出来是甲20各月,乙30个月
地二题不会
(2)现已知甲队每月施工费用是5万元 ,乙对每月施工费用3万元。且两队都参与了此项工程的施工,完成任务后,经结算施工总费恰好为98万元,则甲乙两工程队各工作了多少个月?
英语
1.( )——May i come in?——________.You have to stand outside.
A.Yes.you must B.No,you mustn't
C.No,you needn't D.Yes,you have to
2.翻译:我有信心___________
手捂着肚子哭_____________
在这儿再呆一周_________________
在会客室里____________
一个在另一个的上面__________
一天的艰辛的劳动后____________
3.首字母填空:There are many f_____oranges on an orange tree.
All the streets are in s______lines,running from East to West.Those running from North to South are c_____ avenues(大街).Going will take you to the top of the building all around the centre .They will s_____ you the famous places of the city.
4.完成句子:上周他们举行了一个时装展示并且表现的很出色。
They had a fashion shou last week and _____ _____ ____ _____.
5.No one in our class likes playing games.
_________ __________ ____likes playing games.(同义句)
6.She told me to give the book back to him.
She told me to____ _______ the book.(同义句)
PS:如有不会,可以不回答!不勉强!
还有:( )——Few of thE students worked out the problem,_________?
---________.It's quite a diffcult problem.
A.didn't they ;Yes B.didn't; No
C.did they ;Yes D.did they No
在下页上__________
昨天有朋友来看你吗?没有。
Did _______ _________of your friends come to visit you yesterday? Nobody. 展开
3个回答
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数学:1.解:原式=3.2^10*4^4/(0.4*8)^10*0.4
=3.2^10*4^4/3.2^10*0.4
=4^4/0.4
=4^3*10
=640
第2题可用方程解
=3.2^10*4^4/3.2^10*0.4
=4^4/0.4
=4^3*10
=640
第2题可用方程解
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2010-08-27
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