Directions: Put the words / expressions in the box into the correct categories. 1.nature, 2.a volunteer teacher, 3.medical, 4.a volunteer laborer, 5.children, 6.a volunteer nurse, 7.a volunteer counselor, 8.The Red Cross, 9.Olympic s, 10.construction, 11.World University s, 12.community, 13.a volunteer fundraiser(志愿者募捐), 14.World Wildlife Fund, 15.refugee camps, 16.China Charity Federation Words/expressions for different types of volunteer job: Words/expressions for names of organizations that may need volunteers: Words/expressions for different volunteer projects: 格式:1/2/3/4/5