---- Would you like to come to my house for dinner tonight?
----- I’d love to , _____ I have lots of work to do .

---- Would you like to come to my house for dinner tonight?

----- I’d love to , _____ I have lots of work to do .

A．so               B．or               C．and              D．but

---Would you like to come to my house for dinner tonight?

---I'd love to, ______ I have lots of work to do.

1. A.
   so
2. B.
   or
3. C.
   and
4. D.
   but