She trembled ____ the sound of burst ,and he trembled _____ fear .
A.at,for
B.for , at
C.at ,at
D.for, for
正确答案是A
She trembled ____ the sound of burst ,and he trembled _____ fear .
A.at,for
B.for , at
C.at ,at
D.for, for
正确答案是A