题目内容

许多食品配料，虽然属化学添加物，但对人体无害或危害性较低，常用于加强食品的保藏性，如糖、盐、醋、有机酸、乙醇和甲醛等。（）

A. 对
B. 错

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Arabs consider it (15)__________________bad manner to start talking business immediately. Even the busiest government official or (16)_always takes (17)_time to be polite and offer (18)____________________No matter how busy you are, you should make time for this (19)_. Making decisions quickly is not an Arab custom. There is a (20)_________in doing business in the Middle East which will puzzle a (21)_Give yourself lots of time and ask lots of questions. Patience is an important (22)_You may have to wait two or three days to see high-level government officials as they are very busy. Give yourself enough time. Personal relationships are very important. They are the key to do business in Arab countries. (23)When an Arab says yes, he may mean "maybe". When he says maybe, he probably means "no". You will seldom get a direct "no" from an Arab because it is considered impolite. Also, he does not want to close his options. Instead of "no", he will say "inshalah" which means, "if God is willing". (24)__________

1．当今世界上，有越来越多的人对体育运动感兴趣； 2．但有些人仍然不了解运动的重要性； 3．体育运动有很高的价值。