—What Jim last weekend?—He did his homework.A. do didB. did doC. did didD. do do

问题补充：

—What Jim last weekend?

—He did his homework.

A. do, did

B. did, do

C. did, did

D. do, do

答案：

A. do, did

(答案→)B. did, do

C. did, did

D. do, do

解析：此题考查一般过去时的特殊疑问句的基本构成。助动词用did，后跟动词原形。