cứu mạng mấy đại nhân ơi ----- Nội dung dịch tự động từ ảnh ----- Exercise 7. Put in the correct prepositions m the blanks. It is now almost certain that global warming has been directly caused (1). fossil fuels. This has led (2). the negative effects (3) man's use of an international debate about what we should do to reduce our actions and how we can make the planet safe for our this debate has been to improve the children's children to live in. One consequence (4). level of "green" education in schools and this should result (5). greater awareness of this difficult issue in the long term. However, in the short term there still remains much to be done. The this is that we need to address causes (7) reason (6) the immediate problem.