We should place         emphasis on development and security, and develop nuclear energy on the base of security.

It is reported that as well as the inquiry in London, there is a(n) __________ investigation going on in New York into the cause of the disaster.

Parents have to be able to to be         , to go with their kids, and also give them the room to grow.

She was ________ the result.We knew it from her ______ look.

English is considered as a(n) _____ language, and it is no surprise that there are so many people in the world learning English.

______ to know about his sister’s present situation, Tom couldn’t fall asleep the whole night until he finally received her phone and was told she was all right.

He told her of his ________ experience in the hurricane.

This English dictionary is expensive, but it is of ________.

Unemployment is a major cause of poverty.