语法填空Robots have built a big house in Switzerland using 3 D-printed materials.It is the first house made{#blank#}1{#/blank#} robots for people to live in.It is environmentally friendlier and {#blank#}2{#/blank#} （ safe） than man-made houses.
The creators say the future of building will {#blank#}3{#/blank#} （ change） by 3 D-printing technology."This is a new way of seeing architecture（建筑），"said one of the creators."How you build is important."
The big house was built {#blank#}4{#/blank#} （ complete） from robot-made materials.It used 60% less cement（水泥） than a man-made house.There are thirty-five {#blank#}5{#/blank#} （ part） in the house，but some wise robots built each one in sixty to ninety minutes. {#blank#}6{#/blank#} （ it） means that the robots built the full house in just 48 hours.
It is not the first time for robots {#blank#}7{#/blank#} （ build） houses.Some Chinese {#blank#}8{#/blank#} （ use） 3 D printers to build ten houses in a day in 2014.And also they created a building the next year.Last year，some Italians built a house in just 48 hours.
Scientists say one day they could send robots to build houses on {#blank#}9{#/blank#} moon.We are curious about {#blank#}10{#/blank#} we're building our future.
