问题

The police officers in our city work hard ________ the rest of us can live a safe life.[ ]

A: in case
B: as if
C: in order that
D: only if

正确答案是：

同类题型

only gradually, with the passing of years, _____to a clear understanding of their position

23. Don’t try to cheat the taxman(税务人员); you’ll never ______it.

Mum, I’ m going to Maria’ s birthday party this evening. —______.

Jim fell off the bike and broke his right leg. –_____.

It’s important _________ the same in a friendship.