Berlin is ________ capital of Germany． （　　）

A．/B．aC．the

In the world， more than 30% of schools do not provide safe drinking water ______ about 570 million children． （　　）

A．withB．forC．towards

If I leave my house at 9 o'clock and drive to the airport， I'll arrive at about 11． So it's about two __________ drive from my house to the airport． （　　）

A．hoursB．hour'sC．hours'

I'm getting hungry． Do you know where we can get some good food？

Of course! There _________ a restaurant around the corner． （　　）

A．will beB．wasC．is

A recent survey shows that 44 percent of Americans want to use self﹣driving cars，_______ 34 percent believe that they will make the roads more dangerous． （　　）

A．althoughB．becauseC．if