Unit 8A green world,.根据首字母及汉语提示补全单词 1.In our school every student was encouraged to collect paper for recycling( 回收利用 ). 2.In the game boys and girls will be separated( 分开 ) into two groups. 3.We shouldnt use plastic( 塑料制的 ) bags when we go shopping. 4.You have to be 18 years old before you are allowed( 允许 ) to drive a car. 5.Please find out some differences( 差异 ) between the two pictures.,.根据句意用所给词的适当形式填空 1.Takeshorter( short ) showers and youll save more water. 2.The government has made somela