1 . I am looking forward to a favourable reply at your earliest ________ .
盼望尽早收到您的回复。

2 . With the age of 5G coming, our life surely will be much easier and it will certainly bring us more _________(便捷) from many aspects.

3 . _______ _______ (为方便起见)，many families choose to live near the school. （根据汉语提示完成句子）