1)使用《牛津英语搭配词典》查“commonplace”,了解它作为形容词时的常用搭配

be commonplace:平凡

become commonplace:变得平凡

regard sth as commonplace:

Such actions were regarded as commonplace during the war.

very commonplace:非常普通

almost commonplace:几近寻常

enough,fairly,quite,rather commonplace:十分平常,相当普通

Her situation sounded commonplace enough.

commonplace among/amongst:在……中间很平常

These ideas are commonplace among teenagers.

2)翻译下面的句子

去国外度假已经变得越来越平常

Going on vacation abroad has been increasingly commonplace.

3)结合自己的生活、学习、工作、兴趣等，想象在什么语境下会用到这个表达。简要描述这个场景，再造句。

场景:用手机处理很多事情已经很常见了。所以，无论到哪儿去，我们似乎都离不开手机。

造句:It has been already commonplace to deal with many things by smartphones.So never do we go anywhere without phones.