<h3>Unit1 How can we become good learners？（动词-ing形式：by doing）
Unit2 I think that mooncakes are delicious！（宾语从句 ：that，if/whether）
Unit3 Could you please tell me where the restrooms are？（宾语从句：wh-）
Unit4 I used to be afraid of the dark.（Used to）
Unit5 What are the shirts made of？（被动语态：现在时）
Unit6 When was it invented？（被动语态：过去时）
Unit7 Teenagers should be allowed to choose their own clothes.（被动语态：情态动词之后）
Unit8 It must belong to Carla.（表推测的情态动词：must， might，could，can't）
Unit9 I like music that I can dance to.（定语从句：that/which，who）
Unit10 You're supposed to shake hands.（be supposed to do）
Unit11 Sad movies make me cry.（make sb. do/make sb.adj.）
Unit12 Life is full of the unexpected.（综合复习【时态、状语从句】、过去完成时）
Unit13 We're trying to save the earth.（综合复习【时态、被动语态、used to、情态动词】）
Unit14 I remember meeting all of you in Grade 7.（综合复习）<br></h3>