---You didn’t come to the party yesterday?

---_______ ? I’m not a party animal.

Must I get through the business in one evening?  No, you ________.

A. mustn’t            B. haven’t        C. needn’t to          D. don’t have to

—You didn’t invite John to the party?

—______him,too?

A.Should I invite　　　　                                   B.Should I have invited

C.Must I invite　　　　                                          D.Must I have invited

----Why did you leave without a word oif warning to John?

  ----But what           otherwise?He never listens to me.

A.must I have done          B.should I do

C.could I have done     D.would I do

—Why didn’t you remind him of the possible danger?

   —But what ______ otherwise? He never listens to me.

   A．could I do       B．could I have done      C．should I do      D．must I have done