Unemployment in the USA is likely to remain high in 2011,and ________ for the next few years.
----When did ______ accident happen?-----Let me see. It was on _____ very hot afternoon in August.
Who can think of a situation __________ this idiom can be used?
You may choose one from _________ was left.
It isn't decided yet _______ we will attend the meeting.
It takes time to build ______ when you are learning a difficult skill.