I. Find the word which has a different sound in the part underlined. Chọn từ phần trong ngoặc đơn có cách phát âm khác với những từ còn lại 1. A. p(a)ge B. inform(a)tion C. p(a)vement D. tr(a)nsport 2. A. turn(ed ) B. cross(ed ) C. describ(ed ) D. terrifi(ed) 3. A. celebrat(ed ) B. danc(ed ) C. discuss(ed ) D. pronounc(ed) 4. A. br(ea)d B. gr(ea)t C. inst(ea)d D. spr(ea)d 5. A. C(o)mbine B. v(o)cabulary C. d(o)ubtful D. b(o)ring II.Choose the best answer: Chọn câu trả lời đúng nhất để hoàn thành câu 6. The ……………… of alternative sources of energy is not only plentiful but also clean and safe. A. Ability B. effective C.efficiency D. potential 7. Petroleum is limited. It will be replaced by ……………………… source of renewable energy. A. other B. Another C. others D. one other We will reduce energy ……………………………. as much as possible. A.consume B.Consumption C. expense D.expenses Nuclear power is not only expensive but also dangerous ………………………. our environment. A.for B. to C.in D.with We are looking for cheap, clean and …….....…… sources of energy. These types of energy won’t cause pollution. A. effective B. Effect C.effectively D. effectivenes