Task 1: check your spelling
GROUP 1
1) volleyball
2) cycling
3) badminton
4) play chess
5) gymnast
6) competitors
7) competitive
8) viewers
9) train hard / work out hard / practise hard
10) abilities
11) think quickly / fast
12) make good decisions
13) communicate well
14) get stressed
15) concentrate
16) stay late on Wednesdays
17) change easily
18) bad habits
19) on time
20) competitions
21) play the piano perfectly