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: Amanda Schneider
Amanda Schneider
active
Introduction: Kirsty Slimming
Kirsty Slimming
active
Introduction: Melanie Nicolas
Melanie Nicolas
active
Introduction: Carol
Carol
active
Profile Video
Matthew T. Carlson
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