工人伯伯真辛苦

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dad said， how do you feel?"可不敢手碰呀，"the worker s uncle is really hard; it s not easy to burn the heating." i blurted out.有啥感受没有？这么不容易，dad nodded approvingly.我很幸运地参观了学校的锅炉房，two old workers are busy working because it s very hot.工人伯伯真辛苦，what a fire in the bo

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