（贵州省铜仁市2015年中考）The story book is very ____________, I’m very __________ in it.

Mary tries ____ vegetables eleven or twelvetimes a week because she wants to be ____.

_________you’ve known the importance of it, you should try your best to do it

We’d better set off now, or it will be dark we know it[ ]

下列不含通假字的一项是（ ）