3D printers join materials together via a computerized device that creates 3Dobjects.Tech company ICON can make a one-floor house out of cement in a day for just 10,000. This is a fraction of the time and cost to build a house.Both the two companies will build homes in developing countries. They will build 100 in El Salvador next year. New Story’s co-founder said this was just a drop in the ocean. She said,“There are over 100 million people living in slum conditions, in what we call survival mode.”She added,“The tech is ready now to print very high-quality, safe homes in the places we’re building.”She also said 3D-printed houses could be built in richer countries.1.What is the news report mainly about?A) 3D printing for building becomes cheaper using new materials.B) 3D printing for building is made affordable for the first time.C) Two companies announce their new 3D printing technologies.D) Two companies start their businesses of building homes using 3D printing.2.What do we learn about the 3D-printed house of ICON company?A) It costs about 10,000 dollars a day.B) It takes one week to make a house.C) It costs less money than regular houses.D) It takes long time to make the first floor.3.What do we learn about New Story company?A) It is going to build houses in developing countries.B) It is requested to make houses for 100 million people.C) It is requested to make better houses for rich countries.D) It studies the possibility of making houses in the ocean.

Two companies, ICON and the non-profit group New Story, announced on their websites this week that they will start building affordable homes using 3D printing. 3D printers join materials together via a computerized device that creates 3Dobjects.Tech company ICON can make a one-floor house out of cement in a day for just $10,000. This is a fraction of the time and cost to build a house.Both the two companies will build homes in developing countries. They will build 100 in El Salvador next year. New Story’s co-founder said this was just a drop in the ocean. She said,“There are over 100 million people living in slum conditions, in what we call survival mode.”She added,“The tech is ready now to print very high-quality, safe homes in the places we’re building.”She also said 3D-printed houses could be built in richer countries.1.What is the news report mainly about?A) 3D printing for building becomes cheaper using new materials.B) 3D printing for building is made affordable for the first time.C) Two companies announce their new 3D printing technologies.D) Two companies start their businesses of building homes using 3D printing.2.What do we learn about the 3D-printed house of ICON company?A) It costs about 10,000 dollars a day.B) It takes one week to make a house.C) It costs less money than regular houses.D) It takes long time to make the first floor.3.What do we learn about New Story company?A) It is going to build houses in developing countries.B) It is requested to make houses for 100 million people.C) It is requested to make better houses for rich countries.D) It studies the possibility of making houses in the ocean.