I thought you might be tired, （） is why I decided to help you.

No one should blind himself （） the well-known fact.

It"s no good learning English without practice.

What is true about sales of music over the last year

The doctor will get more practice out of me than out of ten ordinary patients.

Nobody can work well if he is distracting.

Man was, is and always will be trying to improve his living conditions.

Have run out of fuel, the plane crashed to the ground.

The Crimea also released CDs for sale in shops because （）.

我們認(rèn)為節(jié)約用水非常重要。