少尿是指24小时尿量小于（）
A.70ml
B.100ml
C.200ml
D.400ml
E.500ml
参考答案：D
对于房地产开发投资来说，投资回收主要表现为项目的开发利润。(2012年真题)
Tom kept silent about the accident _________ lose his job.
A．so not as to
B．in order not to
C．in order to not
D．not so as to
