11. It has been proved that_____ (我們的膚色取決于遺傳).
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壓力和緊張?jiān)斐傻?.
13. More than 3 million children have health insurance now, and ___ (超過 250 萬的家庭已經(jīng)擺脫貧困).
14. ____ (除主席之外的所有成員都投票贊成我的建議)to set up a branch office in the suburbs.
15. The emergence of e-commerce and the fast-growing Internet economy are ___ (為中國的國內(nèi)外貿(mào)易提供了新的增長(zhǎng)機(jī)遇).