—I am searching one online shopping site after another for a puter.
—So I before I decided to buy a new camera.
A. had
B. have
C. am
D. would
网友回答
(答案→)A. had
B. have
C. am
D. would
解析：考查倒装句，句意：为了买一台电脑我正在找一个又一个的购物网址。我在决定买一台电脑之前也是这样做的。decided 之前的动作用过去完成时态，所以助动词应用had，选A。