Составить правильно ! 1. (children and their parents / in picnic areas / a wonderful time / spend / every weekend / together) 2. (listen to music and / at the park concert / dance to music / people / every day) 3. (some children / at the sports centre / every saturday / play tennis) 4. (their parents / take a walk / at weekends / many children and / like to / in the park) 5. (in the playground / small children / play games / often)

1. Every weekend children and their parents spend a wonderful time together in picnic areas (every weekend).
2. Every day people listen to music and dance to music at the park concerts (every day).
3. Every Saturday some children play tennis at the spor centre (every Saturday).
4.At weekends many children and their parents like to take a walk in the park (at weekends). 
В каждом из этих предложений обстоятельства времени можно ставить или в самом начале или в самом конце.

People every day at the park concert listen to music and dance to music
In picnic areas children and their parents every weekend spend a wonderful time together.
Some children every Saturday play tennis at the sports centre
Many children and their parents like to take a walk in the park at weekends
Small children often play games in the playground