When the letter tears came to her eyes.A. she was readingB. readingC. she readingD. read

问题补充：

When the letter, tears came to her eyes.

A. she was reading

B. reading

C. she reading

D. read

答案：

(答案→)A. she was reading

B. reading

C. she reading

D. read

解析：考查句子结构。本题When后面要接完整的句子做时间状语，而不是非谓语动词的用法。句意：当她在看信得时候，眼泪流了下来。故A正确。