The prizes are awarded by the Nobel foundation to the persons who have ____ ____ in five areas, that is, chemistry, physics, medicine or physiology, literature and peace.

He was really disappointed at the ________ (令人泄气) result.

It is widely accepted that young babies learn to do things because certain acts lead to ________ (回报).

The boy is considered a promising actor with his acting ________ (潜力).

The Health Department has ____ ____ a warning about dangerous drugs.

He had no choice but ____ 　　    ____ his test paper so that his parents wouldn’t see the low grade.

While I am away, you have the right to deal with anything ___ 　　    　　   _____.

The ground ____ ____ when the sun goes down.

Mother ________ the sheets ________ so that they would dry easily.

Some famous film stars are pretty ____ ____ rumors.