小学新标准英语三年级起点5B 29

[00:00.00] Unit¹ two
[00:05.04]Who went on holiday?
[00:06.90]1.Listen and point.Then answer.
[00:15.96]Who went on holiday?

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。