Relations between China and Africa are based on a balance of interests and ________ the needs and demands of developing countries.
—My sister failed the driving test and is in low spirits. —I’m sorry for her. —____.
How long is it ________ we last had a picnic together?
The wings of the plane are ______ of its body.
His best-known work that is ___ all praise can be seen in the museum.
Europe has achieved more in controlling the AIDS virus than Asia in the past ten years, _________ the number of people infected with the virus is going up sharply.