—What do you think of the book? —It’s ______ a book. It serves as (充当)a really good guide to job hunters.

Lawmakers have approved the measures_____ protecting the personal information of Web users. 

We have every reason to believe the print media are usually more       and reliable than Internet．

There was _____ woman in the room, sitting and looking at me in the dark.

There was a __________look on her face because a________ problem _________the little girl.