粗加工处理
参考答案：
也叫粗纠正，仅做系统误差改正。
The contract is very important for both of you, so studying it ________before signing is necessary.
A．in return
B．in exchange
C．in detail
D．in turn
蒲黄、牡丹皮、莪术等都有兴奋子宫的作用，孕妇慎用（)
