网上购物提供了使用信用卡支付的便利。

Online shopping offers the ___convenience of paying with credit cards.

我喜欢住得离商店和超市这么近的便利。

I like the ___convenience of living so close to the stores and supermarket.

电视的主要便利之处在于你可以从客厅观看节目。

The main ___convenience of television is that you can watch programs from your living room.