Having a conversation with people with dementia will be （）.

It is quite typical of him to be late.

What effect has the Internet had on music piracy

It"s no good learning English without practice.

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

The Crimea hope to make money （）.

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

所有的公共場(chǎng)所都應(yīng)完全禁止吸煙。

There is nothing so admirable as a man whose sacrifices his life and happiness for others. 

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