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

The Crimea hope to make money （）.

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

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

The only way to conquer a fear is to face it, and doing so as frequently as possible.

An idle youth, a needy age.

It is when you nearly lose someone when you become fully conscious of how much you value them.

The guide dogs helping the people with dementia will （）.

所有的公共場(chǎng)所都應(yīng)完全禁止吸煙。

事實(shí)勝于雄辯。