题目

（三）听长对话和问题，选择最佳答案。对话和问题读两遍。【1】What’s wrong with Helen?A.She has a toothache. B.She has a stomachache. C.She feels weak.【2】How long has Helen been in this city?A.For four weeks. B.For two weeks. C.For one week.【3】What’s the weather like in this city?A.It is usually fine. B.It rains all the year. C.It changes often.【4】What do many newcomers hate of this city?A.The people. B.The weather. C.The food.【5】What does Bruce advise Helen to do?A.To call friends often. B.To buy comfortable clothes.C.To learn about the weather re 本题可以参考独立性检验临界值表 已知α，β是两平面，m，n是两直线，则下列命题中不正确的是 [　　] A．若m∥n，m⊥α，则m⊥α B．若m⊥α，m⊥β，则α∥β C．若m⊥α，直线m在面β内，则α⊥β D．若m∥α，α∩β＝n，则m∥n