N1
a)
1h
2d
3e
4g
5a
6i
7c
8b
9f

b)
flight attendant

N2
1whitewater rafting
2speed skiing
3street luge
4mountain biking
5windsurfing
6motocross
7paragliding
8rock climbin

N3
1icon
2scenery
3audience
4fame
5perfomance
6lighting
7scene
8curtain
9stage
10props

N4
1account
2engine
3community
4login
5profile
6browse
7interface
8sing up

N5
1breeze
2shower
3breeze
4sunny spels

N6
1immune
2swelliing
3sickness
4watery
5strain
6shoulder
7loss
8rash
9insomnia
10infection
11upset
12thumb

N