I辨析 Efficient：主要强调效率高   An efficient government：高效率的政府 Effective：主要强调有效率   An effective measure：有效的措施     II单词 Mechanism：机制，机构 Eliminate：淘汰 League：同盟 Regulate：管制，控制  /regulation：规则 Embrace：拥抱，包含 Issue：发行 Automatic：自动的 Famine：饥荒 Exceptional：例外的 Denote：代表     III词组 State-owned enterprise：国有企业 Commercial enterprise：商业企业 Profit-oriented：以获取利润为目标 Relative to：与…相比 Gain control over：控制 Purchasing power：购买力 On the horizon：即将到来的 Ring a bell：突然记起某事 Keep track of：了解…的动向 Preferred customers：目标顾客 Capture our attention：吸引我们的注意 Supporting players：配角 A democratic country：民主国家 Exert influence over：施加影响     IV相关句子 The mechanism of local government is far from perfect. Our team was eliminated from the competition in the first round. Several nations formed a defense league. Private schools regulate the behavior of students. They embraced each other warmly. The cat embraces lions and tigers. The post office issued the stamps last week. This washing-machine is fully automatic. Drought has caused famine in Africa. The fireman showed exceptional bravery. Dark clouds denote rain.

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