U2P11:生活(n):live活着的,作定语(adj):living活着的,作表语或补语(adj):alive短语:生物:living things例句:保持我们活着:keep us alive例句:我们活着:we are alive生活,生命(n-pl):life-lives短语:拯救某人生命:save one's life短语:丧生:lose one's life日常生活:daily life2:呼吸(n-v):breath-breathe短语:深呼吸:take a deep breath短语:喜欢呼吸纯净的空气:enjoy breathing pure air3:危险(n):danger危险(adj):dangerous短语:在很大的危险中:in great danger短语:一个危险的仆人:a dangerous servant4:污染(n-v):pollute-pollution短语:空气/水/噪音污染:air/water/noise pollution短语:污染空气/水:pollute the air/water5:科学(n):science科学家(n):scientist6:打架,战斗(v):fight战士,斗士:fighter短语:与污染战斗:fight against pollution短语:为自由而战:fight for freedom短语:污染斗士:pollution fighters7:自然(n-adj):nature-natural短语:自然与环境:nature and environment短语:自然的空调:natural air conditioners8:物理(n):physics物理的(adj):physical短语:物理老师:physics teacher短语:教我们物理:teach us physics短语:一个物