新标准小学英语第四册（一年级起点外研版）Module 5

新标准小学英语第四册（一年级起点外研版）Module

Unit¹ 1 Lingling is skipping.

 Unit 2 What are you playing?

1 unit   

n.单位，单元，部件，元件，装置

参考例句：

• This unit is very hard.这个单元很难。
• This textbook has twenty units.这本课本有二十单元。