19.A. costs B. by C. with D. homeless E. aims F. first |
An American company called Icon has recently created a 3 D-printed house.
To build the house, people (1)
created detailed plans. They then put the plans into a computer which would instruct a printer how and where to place the cement. The whole structure was 3 D-printer, except for the roof which was built (2)
workers. The printed house was 60 square meters in area. It had a living room, a bathroom and a bedroom. It was said to be as strong as a house built of bricks.
A 3 D-printed house (3)
10, 000 dollars and takes 24 hours to build at present. It will cost less and take less time to build in the future.
Icon is planning to build around 100 such houses for (4)
people in El Salvador in the next 18 months. It (5)
to create safer and more affordable homes for more families worldwide.