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sheep cattle
Atmospheric pollution 大气污染
atmospheric warming 大气升温
air pollution.
alternative energies 代用能源
wind and 35. water power
Water pollution
Lack
irrigation irrigation n.灌溉, 冲洗
human consumption
sewage 下水道, 污水v.用污水灌溉, 装下水道于
Effects
city’s expansion n.扩充, 开展, 膨胀, 扩张物, 辽阔, 浩瀚
social isolation isolation n.隔绝, 孤立, 隔离, 绝缘, 离析
Population
rainfall
Distribution n.分配, 分发, 配给物, 销售, 法院对无遗嘱死亡者财产的分配, 分布状态, 区分, 分类
part time job
third year
sports centre
cleaner
library
International House
Office Assistant
answer the phone
caps =Cassette Programming System 盒式磁带程序设计系统
papers
vegetables
Experiment
20 balloons
units of measurement n.测量法, 度量, (量得的)尺寸, 度量单位制
string n.线, 细绳, 一串, 一行
rock salt
equipment
cave
information board
cottage n.村舍, 小别墅
safety helmet 安全头盔
feed the animals
Red kangaroo
person
inland region
the role of staff
identify the problems in the teaching
problem
solution
very effective
quite effective
not really effective
Lack of time
research assistant
parents
Resistance n.反抗, 抵抗, 抵抗力, 阻力, 电阻, 阻抗
public transportation
motobus,train,subway
line paper
on the beach
crocodile n.鳄鱼, 鳄鱼皮
kangaroo
inland area
balloon, crystal, string, salt. white light
project
sports center
assistance
