The opening ceremony (开幕式) of the 2014 World Cup in Brazil on June 12.

It’s Steven Jobs that _______ the idea of iphone and ipad.

I often have conversations with John over ______ telephone, while keep in touch with Tom by ______ letter.

nycities in the world, there is no room to spread our further, ____ New York isan example

Which is ___, the sun, the earth or the moon– — Of course, the sun