遇救护车执行任务时鸣警笛、亮警灯，社会车辆应主动避让；一般是左侧向左、右侧向右，让救护车从中间通过。
参考答案：对
定义运算“*”：a*b=（a+3）×5-2b，如3*5=（3+3）×5-5×2=20，求8*9的值．
按要求转换下列句型。
1. The blue skirt is my friend's. (对划线部分提问)
_____ _____the blue skirt?
2. Your mother is a teacher. (用a worker 改为选择疑问句)
_____your mother a teacher _____a worker?
3. Can't you see its name? (作肯定回答)
_____, I_____.
4. You can put the books on the desk. (改为祈使句)
_____the books on the desk,______.
5. Jim is a friend of mine. (改为同义句)
Jim is _____of _____ _____.
