You’ve done verywell. It’s a pity you missed the sports meeting last week.—- Yes, it was a realpity! _______, I’m feeling better now.

Fred loved Maths， but believe it or not， he passed the last exam.

It is commonly assumed that thegrowth of GDP and the development of people’sliving conditions are not _______cause and effect.

Sugar is not an important element in bread , but flour is .

The news has spread all over the country_____ Premier Wen Jiabao will attend the Copenhagen summit next week.