1. Every year thousands of young people in Britain finish school and then take a year off before they start work or go to the university. Some young people go to other countries and work (97) ______ volunteers. Volunteers give their time to help people - for example, they work in schools or hospitals, or they help with conservation. Pauline Jones, 18, lives in Cardiff, Wales. Next year she wants to go to university to study Spanish, but now she (98) ______ in Belize. Pauline says, "I'm working with other people here to (99) ______ the coral reefs in the sea near Belize. The reefs here are beautiful, but if the sea water is very (100) ______, the coral dies. I'm helping to do research on the coral and the fish that live around the reefs." All over the world, coral reefs are dying. We need to do something about the problem before it's too late. I'm staying with a family here and I help them with the cooking and the cleaning. I don't get any money, but that's OK. I love my work here, and I'm learning a lot about the people of Belize - and myself! When I finish my work, I want to stay here for another three months. I want to travel around Belize and Central America". (Extracted from English in Mind - Student's book 1) 97. A. like B. as C.such D. so 98. A. is living B. was living C. lived D. has lived 99. A. destroy B.harm C. protect D. damage 100. A. polluted B. clean C. pollution D. unpolluted Giải nhanh hộ em với ạ em đang cần gấp ạ