II. Read the article and choose the best answer. Ken David, July 5 How do astronauts live and work in space when they always (1) _____? Every day, astronauts do research, clean, and fix in the (2) _________. When they work outside, they have to wear (3) ________, but when they are inside, astronauts (4) ______ clothes like we do on Earth. Doing exercise in space (5) _____ different, too. It’s easier to (6) _______ heavy things because there is no (7) _______. That means they have to use special exercise equipment. After work, astronauts love (8) ______ the stars, the moon and the Earth, and talking (9) _____ their families. Life in space is really different (10) _____ life on Earth. 1. A. float B. floating C. floated 2. A. house B. space station C. ship 3. A. Spacesuits B. shirts C. sweaters 4. A. Wearing B. to wear C. wear 5. A. was B. is C. am 6. A. Lift B. make C. run 7. A. Food B. drink C. gravity 8. A. watching B. watched C. watches 9. A. From B. to C. for 10. A. with B. in C. from III. Choose the best word (A, B, or C) for each space 1. Robots are useful, they can _____ cars or trucks. A. Drive B. take pictures C. fly 2. Robots can work in factories to _______ A. Cook a meal B. repair broken machines C. paint a picture 3. Robots can work in hospitals and ______ on sick people. A. Understand B. run C. operate 4. Robots can do some amazing things like ______ in the sky. A. Swimming B. running C. flying 5. Sometimes robots can _______ out of energy. A. Run B. empty C. heavy 6. Robots can work for many hours because they don’t _______ A. Fly in the sky B. get sick C. operate on sick people