在一条长100米的道路上安装路灯，路灯的光照直径是10米，请问至少要安装多少盏灯？（

根据“白兔的只数是灰兔的45%”，可以把______看作单位“1”，白兔的只数比灰兔少______．

简述间接故意与过于自信的过失的区别。

句型变化。

1. I'd like to listen to music in place of watching a bad TV program. (改为同义句)

    I'd like to listen to music _____ _____ watching a bad TV program.

2. "Do you have any rooms to rent?" She asked me. (合并为宾语从句)

    She asked me _____ I _____ some rooms to rent.

3. The dress can't be Judy's because it's much too big for her. (改为同义句)

    The dress doesn't _____ _____ Judy because it's much too big for her.

4. Wherever Sally may go, she will be happy. (改为同义句)

    _____ _____ _____ Sally may go, she will be happy.

5. The earth goes round the sun. Our physics teacher told us. (合并为宾语从句)

    Our physics teacher told us _____ the earth _____ round the sun.

每天至少应保证1小时的体育活动时间。

炉侧壁火嘴火焰发飘的原因应是FG压力高造成的。