基本信息
背佳句 1． as soon as we were divided into four groups we began to work separately. 我们一被分成四组，就开始独立工作。 [赏析] 该句中使用了as soon as 引导的时间状语从句，从句中使用了被动语态，主句中使用了“begin to do”结构。 2． some were watering the flowers and trees while the others were trimming the bush. 有的在给花草树木浇水，有的在修剪灌木。 [赏析] 该句使用了“some…，others…”结构，while在句中表对比。
