18 They can live a balanced lifestyle by getting enough exercise, eating healthily and having enough rest.
19 Yes, they can
20 It is healthy eating
21 They are fruit, vegetables, meat, diary and a small amount of sugary foods
22 They are better brain function, healthy weight gain and greater fitness
23 If it rains. the school has to delay the competition tomorrow
24 The due date for the project is next Friday
25 If you want to stay healthy, you shouldn't eat too much junk food
26 The more modern the cities get, the noisier the life is
27 If you do regular exercise, you may have good sleep
28 If she feels stressed, she should talk to her mother when she feels stressed