题目

--Could you tell me_______________?                     ---By speaking more.      A. what I could do to improve my English           B. how I can improve my English      C. how can I deal with my English                    D. what’s wrong with my English 答案：B世界贸易组织的宗旨和基本原则与关贸总协定基本一致，主要包括(　 ) ①市场开放②会员国投票权的大小与其认缴的股金份额成正比 ③非歧视性和公平贸易④世界贸易自由化 A.①②③　 B.②③④　　 C.①③④　　 D.①②④