－Hi, Bruce. Here’s a letter for you.
－Thanks. I wonder .
A. who that letter was from
B. who was from that letter
C. who was that letter from
D. who from that letter was
网友回答
(答案→)A. who that letter was from
B. who was from that letter
C. who was that letter from
D. who from that letter was
解析：根据题干，我们可知本句是一个宾语从句或间接引语。宾语从句或间接引语的语序应该用陈述句语序，所谓陈述句语序，就是谓语动词（包括be动词，助动词和情态动词）应放在主语之后。通过观察，只有A中的was from放在主语that letter之后。所以本题选A。