He has changed so much __________I can hardly recognize him.

A. as　　　　　　　　　　　　　　　　   B. so that　　　　　　　　　　  C. that　　　　　　　　　　   D. but

A. as　　　　　　　　　　　　　　　　   B. so that　　　　　　　　　　  C. that　　　　　　　　　　   D. but

It’s years since we last saw each other .So much____ that I can hardly recognize him.

A. has he changed   B. he has changed

C. he does change   D. he changes