Unit 1 computer(计算机) board(写字板) fan(风扇) light(灯) this(这;这个) is(是) my(我的) that(那;那个) your(你的) teacher’s desk(讲台) picture(图画;照片) wall(墙壁)
【拓展】“Can I” 的肯定回答除了 “Yes, you can.” 还可以是 “Sure./Of course.” ,否定回答除了 “No, you can't.” 还可以是“Sorry, you can't.”。—No, it isn't. It's warm.