When I went to watch the 16th Asian Games last month, I was greatly touched by the fact that

____ people from all walks of life are working hard for ____ new Guangzhou. [      ]

A. the; a

B. ／; a

C. the; the

D. ／; the

风湿性心脏炎一般发生于风湿热起病的（）

A.1周以内

B.1～2周

C.3～4周

D.1～2个月

E.3～6个月