ràng / yí / gè / bú / huì / chàng / gē / de / rén / shàng / tái / biǎo / yǎn / zhēn / shì / qiǎng / rén / suǒ / nán

让一个不会唱歌的人上台表演，真是强人所难。

Making someone who can't sing perform on stage is really forcing them to do something hard.