a problem upsets me very much ,please solve it to help me
问题描述：
a problem upsets me very much ,please solve it to help me
he ( )his parents about hie failure in the examination
adares not tellb dares not totellc dare not to tell ddare not tell
答
D,dare是情态动词所以没有第三人称单数,所以排除A,B,情态动词的否定直接加not再加动词原形,所以选D