unit14

　　11. It has been proved that (我们的肤色取决于遗传).
　　12. A lot of people nowadays have muscular problems in the neck, the shoulders and the back _____ (主要是由于工作中的压力和紧
　　张造成的).
　　13. More than 3 million children have health insurance now, and ___ (超过 250 万的家庭已经摆脱贫困).
　　14. ____ (除主席之外的所有成员都投票赞成我的建议)to set up a branch office in the suburbs.
　　15. The emergence of e-commerce and the fast-growing Internet economy are ___ (为中国的国内外贸易提供了新的增长机遇).

　　11.【答案】the color of our skin is due to heredity
　　12.【答案】mainly due to stress and tension in their work
　　13.【答案】more than two and a half million families have been lifted out of poverty
　　14.【答案】All the members except the Chairman voted for my proposal
　　15.【答案】providing new growth opportunities for China’s foreign and domestic trade