the picture show a fortress made from cubes .How many cubes were used to make it?
A big cube is made up of 27 small cubes . All the faces of big cube are then painted. How many of the small cubes have exactly three painted faces
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One 7 x 7 x 7 cube is painted, and then cut it into 1 x 1 x 1 cubes. How many of these cubes are painted?
Answer: ........... 1 x 1 x 1 cubes are painted.
Viết Tiếng Việt đi, bạn người Việt chứ có phải người Anh đâu!
Một 7 x 7 x 7 khối được sơn, và sau đó cắt nó thành 1 x 1 x 1 khối. Bao nhiêu những hình khối được sơn?
Trả lời: ........... 1 x 1 x 1 khối được sơn.
One 7 x 7 x 7 cube is painted, and then cut it into 1 x 1 x 1 cubes. How many of these cubes are painted?
The solid on the right is composed of how many of cube? There are...........cubes.
One 7×7×7 cube is painted, and then cut it into 1×1×1 cubes.How many of these cubes are painted?
Answer: 1×1×1 cubes are painted
One 7×7×7 cube is painted, and then cut it into 1×1×1 cubes.How many of these cubes are painted?
Answer: 1×1×1 cubes are painted
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 35 to 42.
It is hard to think of a world without gas or electricity. Both are commonly used for lighting and heating today. We now can instantly flick a lighter or strike a match to make a flame. But it was not long ago that there were no such things as matches or lighters. To make fire, it was necessary to strike a piece of iron on flint for sparks to ignite some tinder. If the tinder was damp, or the flint old, you had to borrow some fire from a neighbor.
We do not know exactly when or how people first used fire. Perhaps, many ages ago, they found that sticks would bum if they were dropped into some hole where melted lava from a volcano lay boiling. They brought the lighted sticks back to make their fire in a cave. Or, they may have seen trees catch fire through being struck by lightning, and used the trees to start their own fires.
Gradually people learned they could start a fire without traveling far to find flames. They rubbed two pieces of wood together. This method was used for thousands of years.
When people became used to making fires with which to cook food and stay warm at night, they found that certain resins or gums from trees burnt longer and brighter. They melted resins and dipped branches in the liquid to make torches that lit their homes at night. Iron stands in which torches used to be fixed can still be seen in old buildings of Europe.
There was no lighting in city streets until gas lamps, and then electric lamps were installed. Boys ran about London at night carrying torches of burning material. They were called torch boys, or link boys, and earned a living by guiding visitors to friends’ houses at night.
For centuries homes were lit by candles until oil was found. Even then, oil lamps were no more effective than a cluster of candles. We read about the splendors and marvels of ancient palaces and castles, but we forget that they must have been gloomy and murky places at night.
It is stated in the passage that torches for lighting were made from _____________.
A. the wood of gum trees
B. iron bars dipped in melted resins
C. wooden poles dipped in oil
D. tree branches dipped in melted resins
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 35 to 42
It is hard to think of a world without gas or electricity. Both are commonly used for lighting and heating today. We now can instantly flick a lighter or strike a match to make a flame. But it was not long ago that there were no such things as matches or lighters. To make fire, it was necessary to strike a piece of iron on flint for sparks to ignite some tinder. If the tinder was damp, or the flint old, you had to borrow some fire from a neighbor.
We do not know exactly when or how people first used fire. Perhaps, many ages ago, they found that sticks would burn if they were dropped into some hole where melted lava from a volcano lay boiling. They brought the lighted sticks back to make their fire in a cave. Or, they may have seen trees catch fire through being struck by lightning, and used the trees to start their own fires.
Gradually people learned they could start a fire without traveling far to find flames. They rubbed two pieces ot wood together. This method was used for thousands of years.
When people became used to making fires with which to cook food and stay warm at night, they found that certain resins or gums from trees burnt longer and brighter. They melted resins and dipped branches in the liquid to make torches that lit their homes at night. Iron stands in which torches used to be fixed can still be seen in old buildings of Europe.
There was no lighting in city streets until gas lamps, and then electric lamps were installed. Boys ran about London at night carrying torches of burning material. They were called torch boys, or link boys, and earned a living by guiding visitors to friends’ houses at night.
For centuries homes were lit by candles until oil was found. Even then, oil lamps were no more effective than a cluster of candles. We read about the splendors and marvels of ancient palaces and castles, but we forget that they must have been gloomy and murky places at night
It is stated in the passage that torches for lighting were made from ______.
A. the wood of gum trees
B. iron bars dipped in melted resins
C. wooden poles dipped in oil
D. tree branches dipped in melted resins
Đáp án D
Dẫn chứng ở đoạn 4: “When people became used to making fires with which to cook food and stay warm at night, they found that certain resins or gums from trees burnt longer and brighter. They melted resins and dipped branches in the liquid to make torches that lit their homes at night.” (Khi con người đã quen với việc tạo ra lửa để nấu ăn và sưởi ấm vào ban đêm thì họ phát hiện ra nhựa cây đốt cháy được lâu hơn và sáng hơn, Họ làm tan chảy nhựa cây và nhúng cành cây trong chất lỏng để làm ngọn đuốc thắp sáng nhà vào ban đêm)
choose the correct answer to complete each of the following sentences
1)children........................outdoors with things they found,like stones of feathers
a)used to play b)used to be playing
c)were used to play d)didn't use to play
2)the time machine is a science fiction novel by H,G well can................people...............to the past
a)put,back b)take,back
c)give,back d)turn,back
3)it's new year traditon in russia for people to........................in a hole which is drug in the ice
a)bring a bath b)take a bath
c)turn a bath d)give a bath
4)a lourspeaker is............................the sound much louder so that many people can hear it from a distance
a)used to making b)used to made
c)used to make d)use to make
5)marriages......................... by parent
a)used to be arranged b)were used to be arranged
c)used to arrange d)were used to arranging
6)there is alway such a big gap between old and young people that the old sometimes.....................to understand young generations
a)make it difficult b)find difficult it
c)are difficult for it d)find it difficult
7)in the countryside in viet nam,families..........................extended,three or more generations together in the same house
a)used to be b)were
c)were used to be d)used to
8)in many places in the world,people............................cloth with natural meterials
a)use to dye b)used to dying
c)were used to dying d)use to dye
9)the farmers in my home village .................................rice on trucks.they used buffulo-driven carts.
a)didn't use to transport
b)weren't used to transporting
c)weren't used to transport
d)use to transport
10)tuberculosis-TB-...............................a lot of people.it was a fatal disease
a)use to kill b)used to killing
c)were used to killings d)used to kill