---What about ____ passage? ---It's too difficult ____ passage for me.
In order to ________ consumers,it’s extremely important to consider what information should be included in the advertisement.
_____ extremely exhausted, I turned to look at the puppy that _____ at the door.
—May I borrow your English novel now? —______. I’ve been reading it since yesterday.
One can not do _______ small talks well for ______ lack of confidence.
---You look unhappy, what’s happening, my son? ---I’m wondering how long it’ll be________ we come to China again.