Task 116. Paragraph①17. Paragraph②18. Paragraph③19. Paragraph④20. Paragraph⑤A. Definition of volunteersB. How volunteers are organizedC. How volunteers contribute to societyD. Why people want to be volunteersE. An organization sending volunteers abroadF. An organization delivering meals to the elderly
According to the text, mistakes give us chances to()
A、know the truth
B、learn something new
C、do some experiments
D、teach a child a lesson
The mother and the son went out in the back yard to(