Toggle navigation
Polly Lingual
train
English
编辑
>
>
例子
Examples
The train goes under the sea.
The train travels through the tunnel.
This train goes to Boston, but stops in Philadelphia.
Related Videos
active
Introduction: Christina Ferrise-Paraskevaki
Christina Ferrise-Paraskevaki
active
Introduction: Jaclyn Calvert
Jaclyn Calvert
active
Introduction: Irfan Nurkovic
Irfan Nurkovic
active
Introduction: Daniel
Daniel
active
Introduction: Rafael baena
Rafael baena
Other Activities
Polly Ambassadors
Polly Passport
Daily Crosswords
Review List
Bookmarked Words
讲的地区
English-Speaking Regions
更换语言
中文