【美文诵读】
Ladies and gentlemen，
I feel it a great honor to have a chance to give a speech here，talking about fog and haze weather.Since_the_end_of_last_year，fog_and_haze_weather_has_occurred① a_lot_in_some_areas_of_
China，which_has_done_great_harm_to_our_daily_life②.Many traffic accidents happened just because of the heavy fog and haze.Besides，more_and_more_citizens_have_to_go_to_see_the_doctors_because_of_the_serious_disease_caused_by_the_fog_and_haze③.
