Complete the sentences with these words.
Words:edge,get the hang of,harness,instructor,lean,slip;
1.Our__________ was excellent -he har years of experience.
2.This is difficult,but I'll ___________ it eventually!
3.You need to wear very good shoes or you'll ______________ on the rocks.
4.The safety equipment included a ___________ and a helmet.
5.It is dangerous to go near the _____________ of the cliff.
6.Don't___________ back on your chair.You may fall over.​