基本信息
3. what developments in science and technology would you like to see happen in the future? ii. 阅读题： the happy space shuttle my name is discovery. i am the orbiter. astronauts ride inside of me. i am part of the sts, also known as the space transportation system. the sts is made of the solid rocket boosters (srbs), the external tank (et), and me. when we come together, you can call us a space shuttle. the srbs are the rockets that hunch like a very big gas tank. i am very happy! do you know why? i am happy because soon i will be going into space. i have not been there in years. before i go, i need a checkup. (1)_____________.they want to make some that i will be safe and healthy. i will be launching soon, and i am better than ever. (2)__________________.
