Many teenagers undergo stress, but results of a recent study indicate that the patterns of stress that girls experience are more likely to result in depression than are those that boys experience.
[求助]PREP-50 Many teenagers undergo stress, but results of a recent study indicate that the patterns of stress that girls experience are more likely to result in depression than are those that boys experience. (A) are those that boys experience (B) what boys experience (C) boys' experience would (D) boys' stress patterns do (E) stress patterns of boys 答案是 A,为什么d不对呢?用what来代替the patterns of stress that为什么不行呢?what还更简洁呢,呜呜,伤心啦~~~