Unit 5,Why do you like pandas,Introduce,僧海豹,苏门答腊虎,白鳍豚,斯比克斯鹦鹉,Words,danger deind 不可数名词,意为“危险” 常用短语:in danger 处于危险之中 out of danger 脱离危险 eg: The animal is in danger. /was out of danger. 这只动物处于危险中 / 脱离危险了。 小练习:单项选择。 Now many animals are _ danger .We must protect them. A. at B. in C. out of D. on,B,Words,over uv 介词,意为:超过,多余,相当于more than;在上方; eg: There are over 500 students on the playground. 操场上有500多名学生。 There is a bridge over the river . 这条河上有座桥。 小练习:填空。 _ _ _ at five . 5点钟放