require

词性：
及物动词vt. 意为“需要; 要求; 想要”;

不及物动词vi. 意为“要求，规定”

用法与搭配：

1) require sb. to do sth.  需要/要求某人做某事

The leader requires all the staff to submit new proposals.
领导要求所有员工提交新提案。

2) require doing sth   需要做某事（可用主动表被动）
require doing sth=required to be done

The daily report is required doing by all the staff.
员工需要每日作报告。

3) require (that) sb. (should) do sth., “要求，需要“，这是require引导的宾语从句，从句需要用虚拟语气should+do，其中should可省略。

It requires that you (should) read carefully about the meaning of these sentences.
这要求你仔细阅读这些句子的意思。