1 . Anyone can’t leave school without the head teacher’s ________.

A．permission

B．permit

C．possibility

D．prediction

2 .
1. ___________ (run) can work the m____________ of your legs.
2. It is said that Yoga is ________________ great b_____________ to human health.
3. He saved the ________________ (溺水)boy from the lake, otherwise, he would have been ___________ (淹死).
4. I’m ____________ busy that I can’t help _____________ (wash) the dishes now.
5. You can’t drive on road ___________ you have passed the driving test and have a _______________ (permit)

3 . We are not p__________ to swim in the river. It’s too dangerous.