-He seems to be a good teacher . - . He has been a teacher for 20 years. A. So does heB.

问题补充：

-He seems to be a good teacher .

- . He has been a teacher for 20 years.

A. So does he

B. So he does

C. So is he

D. So he is

答案：

A. So does he

(答案→)B. So he does

C. So is he

D. So he is

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