The Voice of America began during the WorldWar Ⅱ, when Germany was broadcasting a radio program to get international______.

We hired a boat __ we could go fishing on the weekend.[ ]

When a tomb is opened, fresh air disturbs the viruses If _____, they can result in illness or even death [ ]

Dose the building have a long history? —Certainly. It ______ 300 years.

_______ do you use the Internet a week —Twice.