乘地铁英语三种:
take the subway 乘地铁;
take an underground 乘地铁;

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by subway 乘坐地铁
相关介绍he had to go to work by subway.
他不得不乘地铁去上班。
A: Yes, but you can go there by subway.
A:是的,但是你可以坐地铁去那里。
You can either take the subway or take a bus.
你可乘坐地铁也可以乘坐巴士。
You can take the subway to get there.
你可以坐地铁到那儿。