1.He's living in a_____ on a large river. It's very convenient for him to catch fish every day. A. palace B.airplane C.houseboat D. flat 2. There are a lot of _____in her big city. I can't count how many floors there are. A. skyscrapers B. spaces C. programmes D. tractors 3. She can keep vegetables and fruits fresh in her______ during a long time. A. helicopter B. modern fridge C. electric cooker D. spaceship 4.We might have a______TV to watch TV programmes from space. A.wireless B.remote C.automatic D.local 5. I would like to have my house by_____ so we can see the beach from my window A.the mountains B.the city C.the sea D.the countryside 6.All students __________ wear their uniforms to school. A. should B. will C. might D. must 7.Every day, Mr. Tuan in the fields from 6 am to 4 pm. A. worked B. work C. is working D. works 8. In the future, machines ______all the work for us. A. are doing B. will do C.were doing D. do 9. He hopes he will reduce the monthly cost of gas when he uses_____ energy for cooking foods or heating water. A. warm B. solar C. sunlight D. hot 10.He believes that he saw a _____ flying in the sky last night. He was scared that the aliens would appear and take him out of the earth. A. ship B.motorhome C lantern D. UFO