题干

20世纪90年代,乌干达木薯业遭到了病害的毁灭性打击。科学家究其原因发现是一种新病毒引发的,而这种新病毒是由两种已知病毒重组产生的。此事实有力支持了下列哪一观点

A:转基因生物有可能成为“入侵的外来物种”,威胁生态系统中其他生物的生存

B:导入转基因生物的外源基因有可能与感染转基因生物的某些细菌或病原体杂交.从而重组出对人类或其他生物有害的病原体

C:转基因植物的抗除草剂基因,有可能通过花粉传播而进入杂草中,产生“超级杂草”

D:抗虫棉能抵抗棉铃虫,但随着棉铃虫抗性的增强,抗虫棉有可能被淘汰

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B

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    “When in Rome, do as the Romans do”, so when you want to do business in France, you have to get to know French culture, to make marketing plans, and to run your business by local laws.

    ____ The French take great pride in their language, so anyone who does not speak it may run the risk of being disrespected by his French colleagues or business partners. Also, another reason why learning French is important is that it is a great way to show every possible French business partner that you care and respect their country's culture and language.

    There are obvious ways of greeting people in French. When you meet someone new, it's usual to shake his hand firmly and always look at the person in the eye. ____

        Dress well. ____Your business clothing is a reflection of your success and social status. Always try to be stylish. Women are advised to dress simply but elegantly. Wearing make-up is practiced widely by business women.

    The French are passionate about food, so lunches are common in doing business in France, which usually consist of an appetizer, main meal with wine, cheese, dessert and coffee, and normally take up to two hours. ____

    Do not begin eating until the host says, “Bon appetite”. Pass dishes to the left, keep wrists above the table and try to eat everything on the plate. ____This may suggest that you find the food tasteless. If eating in a restaurant, the person who invites always pays.

A. The French draw information about people based on their appearance.

B. This is a time for relationship building.

C. Maybe you have heard the expression.

D. Language should be the focus of anyone planning to do business in France.

E. Be careful with adding salt, pepper or sauces to your food.

F. When you meet a friend, kissing is common.

G. English and French are both spoken in formal occasions.