缩合形式,源自 what did 或 what would 的口语简化。
What'd I tell you? — 用于强调之前说过的话是正确的或提醒对方注意。
“What'd I tell you? The game was canceled.”
(我跟你说什么来着?比赛取消了。)
What'd you say? — 用于请求对方重复刚才说的话,或表示惊讶。
“What'd you say? I couldn't hear you.”
(你刚才说什么?我没听清。)