题目内容
—What ________ you?
—I lost my keys.
—I lost my keys.
A.happened | B.happens | C.happened to | D.happens to |
C
从答句时态看,问句也应是过去时态,happen to sb 某人……发生了什么事?
练习册系列答案
相关题目
题目内容
A.happened | B.happens | C.happened to | D.happens to |