No one should blind himself （） the well-known fact.

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

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

Cars turn into dead weapons when they are driven carelessly.

All male guests at this restaurant are respectfully requested that they are put on coat and tie.

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

After reading the novel he was too exciting to go to sleep that night.

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

The author"s attitude towards gift giving is （）.

事實(shí)勝于雄辯。