25．There is an obvious __________ between the cultures of the West and East.

24．We have strong __________ for believing that the mine accident in Heilongjiang was due to the poor management.

Dogs have a very good ______ of smell and are often used to search for survivors in an earthquake.

The top leaders of the two countries are holding talks in a friendly______

——-Shall we go out for a walk?
——Sorry. This is not the right ____ to invite me. I am too tired to walk.

Most air pollution is caused by the burning of ____ like coal, gas and oil.

What’s the _____ of having a public open space where you can’t eat, drink or even simply hang out for a while?

Of the seven days in a week.Saturday is said to be the most popular _______ for a wedding in some countries.

—You are always full of _______.Can you tell me the secret?
—Taking plenty of exercise every day.

He and his wife are of the same______;they both want their son to go to college.