John received an invitation to dinner, and with his work __________ , he gladly accepted it.
—Please ______ your disgraceful conduct during the ball! —I’m sorry. I was totally out of my mind.
In my point of view, the question is not _____ the world is going to have a new economic crisis, but when.
As we all know, _____ life is a big stage, on which _____things of all kinds can take place.
---I'll be away on a business trip .Would you mind looking after my cat? ---Not at all.____________.
These articles are written in simple language, _____ makes it easy to read.