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

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

It took years for Einstein"s theory to gain acceptably.

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

What effect has the Internet had on music piracy

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

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.

It is quite typical of him to be late.