Помогите пожалуйста!Номер 2,3,4!Даю 25 баллов!

2) 1.d
2.e
3.a
4.c
5. b
sentence 1.balanced diet 2. phsyical activity 3.share my problems 4. boost your performance 5.suffer from stress
3)1.sleep 2.tiredness 3.concentrate 4.stomach 5.solution 6.sleepy
4)1.support
2.stressed
3.
4.fit