TÌM LỖI SAI VÀ SỬA LẠI 1 Preserving natural resources mean reserving them for our future 2 The earthquake occurred at midday when many people had lunch 3 No sooner had I reached the central city than it rained very hardly 4 Six people who are reported to have trapped in collapsed buildings have been freed so far 5 Your brother hardly goes to work by bus , doesn't he ?

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