二选一的英文怎么说

二选一的英文：
either-or

You may go by either road.
你两条路都可以走。

There is a door at either end of the corridor.
走廊两端各有一道门。

They worked either in collaboration or independently.
他们要么协作要么独立工作。

They're not straight men of business either.
他们也不是正经的生意人。

either of two frogs with a clicking call.
两种发出滴答叫声的青蛙的任一种。