例句
Maurice asked me whether I needed any help.
莫里斯问我是否需要帮助。
There were times when I wondered whether or not we would get there.
有时候我也想知道我们能不能做得到。
I didn’t know whether to believe him or not.
我不知道该不该相信他。
The question arose as to whether this behaviour was unlawful.
问题出现了: 这种行为是否不合法？