Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.
GLOBAL WARMING
Few people now question the reality of global warming and its effects on the world's climate. Many scientists (1) _____________the blame for recent natural disasters on the increase in the world's temperatures and are convinced that, more than ever before, the Earth is at risk from the forces of the wind, rain and sun. According to them, global warming is making extreme weather events, such as hurricanes and droughts, even more (2) _____________and causing sea levels all around the world to rise.
Environmental groups are putting pressure on governments to take action to reduce the amount of carbon dioxide which is given (3) _____________by factories and power plants, thus attacking the problem at its source. They are in favor of more money being spent on research into solar, wind and wave energy devices, (4) _____________ could then replace existing power station.
Some scientists, (5) _____________, believe that even if we stopped releasing carbon dioxide and other gases into the atmosphere tomorrow, we would have to wait several hundred years to notice the results. Global warming, it seems, is to stay.
(4) _________
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Lời giải:
Báo saithat: thay thế cho vật, cả người và vật
which: thay thế cho vật
what: thay thế cho trạng ngữ chỉ vật
who: thay thế cho người
Ta thấy đại từ trong câu thay thế cho vật (solar, wind and wave energy devices) mà đây là mệnh đề quan hệ không xác định nên bắt buộc phải dùng “which”
=> They are in favor of more money being spent on research into solar, wind and wave energy devices, (4) which could then replace existing power station.
Tạm dịch: Họ ủng hộ việc chi nhiều tiền hơn cho việc nghiên cứu các thiết bị năng lượng mặt trời, năng lượng gió và sóng, thứ sau đó có thể thay thế các nhà máy điện hiện có.