Unit 6 An old man tried to move the mountainsTopic: Tell a storyTeaching Aims：To master the Structure of Conjunctions unless, as soon as and sothatKey point：The usage of unless, as soon as and sothatSentences：What was/were sb. doing? 某人正在做什么？ Sb. was/were doing sth. 某人正在做某事。 It is+n. +to do sth. 做某事是Language points1. 状语从句是由从属连词引导，与主句连接，位于句首时，常与主句用逗号分开，位于句末时，其前一般不用逗号。状语从句根据用途分为时间状语从句，原因状语从句，结果状语从句，条件状语从句，让步状语从句，方式状语从句，目的状语从句等。1) as soon as 引导时间状语从句意为“
