单项选择题
Passage One
A. Great pressure on housing. B. Rising demands of goods. C. The prosperity of the building industry. D. A declining market for manufactured goods.
A..There is no space to put in solar units. B. It is decided by Mother Nature. C. It is not the right time to use it. D. It costs too much to use it.
A. parents are in pursuit of personal attention B. the recession has had a profound effect on education C. the educational mission has been changed D. public school enrollment has grown unexpectedly