问题
解答题
广州到北京的航线长一定，飞机飞行的速度和时间成反比例．______．（判断对错）
答案
因为：飞机的速度×时间=广州到北京的航线长（一定），即乘积一定，所以飞机飞行的速度和时间成反比例；
故答案为：√．
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广州到北京的航线长一定，飞机飞行的速度和时间成反比例．______．（判断对错）
因为：飞机的速度×时间=广州到北京的航线长（一定），即乘积一定，所以飞机飞行的速度和时间成反比例；
故答案为：√．
| 选词填空。 | |
2. One ______ not ______ cross the street against the traffic rules. 3. The workers are doing all they can to ______ the accident rate. 4. She ______ because she was on a diet. 5. He is heavily ______. 6. I'll see the film ______. 7. The teacher ______ by teaching. 8. Tom was very angry and ______ me. 9. She ______ a lot of ______ last winter. 10. Don't ______ when you are late for school. |