China has been following the foreign policy to develop relations with other countries on the _______ of the five principles of peaceful co-existence.

_______with antique furniture, the castle brought us back in time to the Middle Ages.

The house was sold for $60000，which was far more than its real _______.

There is no evidence ________ oil price will come down in the near future.

Hellen is fond of light music, ______ her brother is keen on rock and roll.

Animals can become unusually ________ when they are upset by a sudden environment change.

The scientists wanted to keep people _______ about the breakthrough in their experiment.

He built the team through both hard training and ________ discipline.

When he was in London, he tried to avoid ___his friends in the street.

If I hadn＇t attended an important meeting yesterday,I ______ to see you.

________ with his new teaching method, we need to take a critical look at our traditional ones.