Wheeler 入选队伍是十拿九稳的事。

Wheeler is ___a ___safe ___bet for a place on the team.

我们自然而然地认为黑色是任何场合的稳妥选择。

Automatically, we think that black is ___a ___safe ___bet for any occasion.

鉴于其良好的业绩记录，投资那家公司是稳妥的选择。

Investing in that company is ___a ___safe ___bet given its strong track record.