Residents should sort their garbage into four groups kitchen, recyclable, hazardous (有害) and other waste.
居民应将垃圾分成四类——厨余垃圾、可回收垃圾、有害垃圾和其他垃圾。
The deliveries should target about two percent of the population there over the next four or five months, beginning with health workers and followed by other vulnerable groups, she added.
她又说，提供目标是4 -5个月达到人群的2%，开始是卫生工作者和随后其他弱势群体。
Blacks and Hispanics use media over four hours more a day than other groups.
与其它人种相比，黑人和拉美裔人使用媒体每天多四小时。
This approximately 1,000 square-meter children's playground groups all facilities under four distinct zones EXPLORE, EXCITE, CREATE and DREAM to create an exciting play experience like no other.
佔地约1，000平方米，所有耍乐设施设在四个不同的区域包括了「勇闯巅峰」、「科幻世界」、「创意坊」及「梦剧院」令所有小朋友都能感受这独一无二的玩乐体验。
Work in groups of four, one student says out the situation and other students describe their feelings.
小组活动，四人小组，一人说出情景，其余三人描述感受。
Work in groups of four, one student says out the situation and other students describe their feelings.
小组活动，四人小组，一人说出情景，其余三人描述感受。
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