As the world’s population _____ becoming ______, we have to do something to change the situation.
You can find many English novels from Mr Zhao’s QQ ____ download them.
The summer holiday will begin _____July 27th. A. at B. in C. on D for
Dad, this is Tom and this is Mike. _____ are my new friends.
—If I speak this way, could you hear me clearly? --__________
You can’t imagine ______ when you read it in the newspaper.