用所给单词的正确形式填空。5B.x/Y0R.\2k:]'}'d;W
A: What (?)n-E3w5a2m6j (do) Su Hai do last Sunday morning?5B.x/Y0R.\2k:]'}'d;W
B: He 3E(N'e0j0S/n(go) for a walk in the park.5B.x/Y0R.\2k:]'}'d;W