现在进行时含义： 表示现在正在进行的动作。结构： be (is/am/are) + doing例句：I am having an English class.           We are listening to Mr. Fu. Leading in What were you doing    when ...walked in? What were you doing    when ...walked in? I was walking in the room when he walked in. I was writing on the blackboard when he walked in. PairworkWhat were you doing when he walked in?过去进行时含义： 表示过去某个时刻正在进行的..

Groupwork: Mary’s busy morning!Mary got up at seven o’clock.And then she was doing her homework while her mom was cleaning the bed room.After breakfast, she began to study for the tests.When  her mom made breakfast, she was listening to English.At last Mary and her mom decided to go shopping in the afternoon.Please order Mary’s activities with your classmates!The first group to do it up will be the winner!Key: A  D  C  B  E   1.  Mary got..