It

It was important for any lecturer to get the audience _________ right at the beginning and then gradually increase the pressure

It’s high time we _________.

It is impossible for us to hear everything ____ is going on in the world

It was a ____ for the mother to know that her son was killed by an accident

Susan wanted to be independent of her parents. She tried _____ alone, but she didn’t like it and moved back home.

---Excuse me, how much is the jacket? ---It’s 499 Yuan. ________.

I don’t know if the story is true, but I will try to _______ it.

If something awful happens to you, _________ you can write about it.

Don't try __________ across the river. It’s dangerous

It was __________ yesterday that I noticed it