词汇拓展1.“后缀-en”词块broaden v.开拓;加宽deepen v.加深,加剧sharpen v.(使)变得锋利lighten v.减轻lessen v.减少strengthen v.加强shorten v.缩短soften v.软化threaten v.恐吓widen v.加宽weaken v.削弱2.表达“健康”的词汇energetic精力旺盛的healthy健康的nutrition营养overweight/fat肥胖的a balanced diet均衡饮食be optimistic/pessimistic about对乐观/悲观be in good shape身材好be in good/poor health身体健康/不健康build up ones body强身健体feel stressed/depressed感到紧张/沮丧good living habits良好的生活习惯 healthy eating habits健康的饮食习惯 a high/slight fever发高烧/低烧catch a cold患感冒mental condition精神状态 organic food有机食品stay/keep healthy/fit保持健康suffer from遭受,患上
