下列名山属于丹霞地貌的有（）。
A.广东丹霞山
B.闽北武夷山
C.安徽齐云山
D.江西龙虎山
参考答案：A, B, C, D
补全对话。
Sally: Excuse me, where is Judy?I haven't seen her for a long time.
Beth:1 .She wants to visit the Great Wall.
Sally: Really?2 ？
Beth: She went there last Monday.
Sally:3 !
Beth: No, she's never been there before.
Sally:4 ？Her friends?
Beth: No, she went there with her parents.
Sally: When will she be back?
Beth: She'Il be back at the end of this month.
Sally: Thank you.
Beth:5___________________________．
短暂性脑缺血发作最适宜的预防治疗是（）
A.阿司匹林
B.低分子右旋糖酐
C.丙戊酸钠
D.胞二磷胆碱
E.降纤酶
