—I have bought a new watch .—Where and whenyouit ?A. did ; buyB. do ; buyC. have ; boughtD

问题补充：

—I have bought a new watch .

—Where and whenyouit ?

A. did ; buy

B. do ; buy

C. have ; bought

D. will ; buy

答案：

(答案→)A. did ; buy

B. do ; buy

C. have ; bought

D. will ; buy

解析：句意：我买了一块新表。你在哪里什么时间买的？表已经买了，问什么时间买的，就是问过去的时间，故用过去时态，故选A。