1 we often read in novels of a seemingly respectable person or family____some terrible secrest.
a.having b.has c.whom has d.that they have
2the only person i have ever known___ a skeleton in the cupboard.
a.he had b.of having c.that he has d.to have
3_______that i was a medical student once upon a time?
a.do you forget
b.have you forgetten
c.have you not remrembered
d.why don't you remember
分别选 a d b
请说明其他为什么不对?