81. because of our learning of text last period, we didn’t invite someone to do the lecture, at the begining of the class,we’ll ask our two classmates to do it, who is the first?上节课因为课文学习的缘故，我们没有请同学做演讲，这节课之初，我们要请两个同学做这个练习，哪位是第一位同学?
82. next class, we’re going to learn lesson five.下节课，我们要学习第五课。
83. i ask you to make preparations for it before class. 我要求大家课前做好一定准备。
84. you gotta(have got to) learn the paragrghs 4---6 by heart.大家还要背诵第4—6段。
85. can you recite them now?现在能背诵过吗?
86. please try to do it as well as you can.尽量做好。
87. wonderful—very good---good---not bad---terrible---awful.好极了，很好，好，不错，糟了，很不理想。
88. now i’m sorry i’m late.对不起，我来晚了。