Question

【题目】Judy was walking on the street when she ______ someone crying for help.

A. had been heard

B. was hearing

C. had heard

D. heard

Answer 1

【答案】D

【解析】考查时态。句意：朱蒂走在大街上，突然听到有人喊救命。本句运用了be doing...when...句型，表示“正在要……突然……”，本句型主句用过去进行时，从句用一般过去时，故选D。