题干
It was in the garden of his old house ______ he grew up ______ he dug up a pot of gold.
A：that; that
B：where; where
C：that; where
D：where; that
答案(点此获取答案解析）
D
2Z（g）+M（s），5min后达到平衡，此时生成2a mol Z。下列说法正确的是