You may depend on that they will look after your daughter when you are away.A. themB. this

问题补充：

You may depend on that they will look after your daughter when you are away.

A. them

B. this

C. her

D. it

答案：

A. them

B. this

C. her

D. it

解析：考查it用法。在英语中it可以作为形式主语，形式宾语或者引导强调句型。另外一个很重要的用法就是本题的无所指it，也称为模糊it。如I hate it when it is hot.我讨厌天气太热。这里的It不能省略。