牙关紧闭，角弓反张的疾病是（）

A.破伤风 

B.狂犬病 

C.类狂犬病性瘪症 

D.疫苗接种后反应 

E.脊髓灰质炎

He is happy because I have made_____ mistakes in the test this time than last time.

A．much more

B．more many

C．much fewer

D．even less