can是情态动词，后接动词原形。通常这类题目一般是can...+形容词，括号要填的就是be,因为be+形容词;

can

modal(表示有能力做或能够发生)能，会;懂得;与动词feel、hear、see、smell、taste 连用

n.一听(的量);(装运液体用的)金属容器;

v.把(食品)装罐保存

扩展资料

Children can be difficult as we know only too well.

小孩子往往很难对付，对此我们都非常清楚。

This tool can be used in a variety of ways.

这一工具有多种用途。

The results can be divided into three main categories.

结果可分为三大类。

The data can be interpreted in many different ways.

这份资料可以从多方面解读。