单项选择题
——What do you think of the report on the UFO？——Great!Many students were interested in it and they kept on standing_____the end of the meeting．（）
A．untilB．inC．onD．about
问答题 What would the Luck Fairy give Fred？________________________________________________
填空题 （51）（）
单项选择题 任何教师上课前都应该写（），它标志着课前的准备，也是上课时的备忘录。
