I tried to phone her but even as I she was leaving the building. A. phonedB. would phon

问题补充：

I tried to phone her, but even as I she was leaving the building.

A. phoned

B. would phone

C. had phoned

D. was phoning

答案：

A. phoned

B. would phone

C. had phoned

(答案→)D. was phoning

解析：注意even as 的意思，它表示“正当……的时候”或“恰当……的时候”。