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

Nobody can work well if he is distracting.

In this passage, the expression "walk in the shoes of" is similar in meaning to （）.

No agreement was （） in the discussion as neither side would give way to the other.

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

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

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

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

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