来自牛秉辉的问题
【Doris______HighfieldSchool,anewschoolthathasjustopened.A.hadjoinedB.hasjoinedC.joinedD.wasjoined(答案选B,为什么不选C,难道是因为定语从句要保持时态一致吗?)】
Doris______HighfieldSchool,anewschoolthathasjustopened.
A.hadjoinedB.hasjoinedC.joinedD.wasjoined
(答案选B,为什么不选C,难道是因为定语从句要保持时态一致吗?)

