A:frightening; frightened; frightening
B:frightened; frightening; frightened
C:frightening; frightening; frightened
D:frightened; frightened; frightening
写出有下面组成部分的字 再组词。
木 ____ ____ ____ ____;
土 ____ ____ ____ ____;
⺮____ ____ ____ ____。
一个偶函数定义在-77上,它在0,7上的图象如图,下列说法正确的是( )