有限追索权的项目融资主要表现为（）上的有限性，（）上的有限性和（）上的有限性。
参考答案：时间；金额；对象
The reason _____ he gave for his absence is _____ he was drunken.
A．why; that
B．because; that
C．that; because
D．that; that
什么是液氯，具有哪些危险特性？
