第23题:[判断题]. (判断题,)A key goal of the 19.86. Uruguay Round was to extend GATT to cover trade in commodities. A.正确 B.错误 参考答案:B Learning Objective: 07.-04. Describe the development of the world trading system and the current trade issues
A. effective B. affecting C. efficient D. sufficient 参考答案:C 答案解析:这个新助手干活快、有能力,所以总经理对她十分满意。effective“有效的”;affecting“令人感动的”;efficient修饰人时表示“有能力的”;sufficient“充分的,足够的”。