如果对物, what happened _______ your leg ? 除了to,可以用with 或 in吗?如果对人,what happened _______ you ? 用to 和 with 有什么差别吗?
For retailers, who last year took in 24 percent of their revenue between Thanksgiving and Christmas, the cautious approach is coming at a crucial time这句话中的the cautious approach is coming at a crucial time如何理解?不懂