—What ______ when the earthquake happened on May 12th ?—Er, I was having a geography class in the classroom. A. are you doing B. did you do C. were you doing D will you do
I would like to buy an apartment, large, comfortable and , easy to work by bus.
We hung a net round the bed, which could protect us _____ mosquitoes and other insects.
Never judge a man by his _____ alone — you might be fooled by what he looks like.
_____, I think the show is going to be a great success though many people don’t think highly of it.
We can’t afford such an expensive car. You know, our total _____ adds up to no more than $10,000 a year.