1. There is but one______(步骤)from the right to the wrong. 2. Do you want to be a_______(英雄)in the future? 3. Passengers, attention please!_______(航班)No. CA149 will take off,please go to Gate 8. 4. All pilots are_______(负责的)for their passengers' safety.
1. Who are you (等待)? 2. Have you ever (出国)? 3. Please (取出) one pencil from your pencil case. 4. You (最好) put on your coat. It's a bit cold outside. 5. What will you do when you (用完) your paper? 6. Most garbage will (变成) soil some day. 7. In summer I often (冲澡) before I go to bed. 8. If you don't work hard, you'll (考试不及格). 9. Will you please (照料) my house when I am away? 10. Danny invented (一种新型) transportation.