She studies ___ medicine before she turned ___ writer.
________, we will go camping this weekend.
Rome was not built in a day. You should set ______ goals and work hard to achieve them.
He was found guilty. _____, he lost the job and was blamed for incompetence.
Recently our class held a fierce ________ as to whether to raise the price of school meals or not.
---In recent years, _____ problem of global warming has been very serious. ---That’s right. People are facing ____ number of natural disasters now.