—Amazingly, Zhuo Jun got the first place for the China's Got Talent(中国达人秀) last night. 

—So wonderfully        in the show that he deserved it. [ ]

A. did he perform

B. had he performed

C. he performed

D. he had performed

某水力搅拌絮凝反应池，水力停留时间20min，水力损失0.35m，水温20℃。则该反应池的平均温度G值和GT值为（水温20℃时，水的黏度为1.002×10^-3Pa·S，密度为998.2kg/m）（）。

A.G=43.4s^-1，GT=54067

B.G=43.4s^-1，GT=64067

C.G=53.4s^-1，GT=64067

D.G=53.4s^-1，GT=54067