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

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

事實(shí)勝于雄辯。

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

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

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

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

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

Gift giving is the same thing in China and America in that （）.

It"s no good learning English without practice.