6.---Can I help you with your suitcase?

---__________.

A.I have no idea B.No,no.I can carry it myself

C.That’s a good idea D.Thank you.I can manage myself

7.---Can you come over for dinner with us?

---__________.

A.I’d like to but I have a meeting tonight B.It doesn’t matter

C.No,I don’t like D.Oh,that sounds well

8.---Good night and thanks again.

---__________.

A.You can’t say that B.No,no.It’s what I can do

C.How can you say that D.Good night

9.---Oh,I’m sorry.But I promise I’ll be careful next time.

---__________.

A.It’s nothing at all B.Oh,never mind.It doesn’t matter

C.Thank you D.There are no questions

10.---Could I use your dictionary for a moment?

---__________.

A.It’s well B.It doesn’t matter

C.By all means D.I have no idea