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---David has made great progress recently.

--- _____, and _____.

A．So he has; so you have                   B．So he has; so have you

C．So has he; so have you                   D．So has he;so you have

—David has made great progress recently.

—      , and      .

A．So he has; so you have                   B．So he has; so have you

C．So he does; so have you                  D．So has he; so have you

 -– David has made great progress recently.

–- _________, and ________.

—David has made great progress recently.

---_________, and __________.

A．So he has; so you have            B．So he has; so have you

C．So has he; so have you            D．So has he; so you have

---David has made great progress recently.
---_____,  and  ______.