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

Which of the following is the author"s suggestion

What is true about the people suffering from dementia

The Crimea hope to make money （）.

Nobody can work well if he is distracting.

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

所有的公共場所都應完全禁止吸煙。

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

All of them are （） at Lana"s achievement.