在应用差额投资内部收益率法对固定资产更新改造投资项目进行决策时，如果差额是内部收益率小于行业基准折现率或资金成本率，就不应当进行更新改造。()
查看答案
企业持有的现金总额等于各种动机所需现金金额之和。()
A. 正确
B. 错误
A．She plans to apply for a part-time job.B．She's too busy to run for class president.C
A. She plans to apply for a part-time job.
B. She's too busy to run for class president.
C. She wants the man to help her with her studies.
D. She hasn't considered running for class president.
A．He is puzzled by his grades.B．He is unclear about his lectures,C．He is confused by h
A. He is puzzled by his grades.
B. He is unclear about his lectures,
C. He is confused by his presentation.
D. He does not know whose course to choose next term.
下面一段小程序是判断一个长度为n的字符数组是否中心对称。例如，“abcddcba”或“abcdcba”就是中心对称。作为内部边界值，应填入()内的判断应是______。
A. i＜j
B. i==j(判等)
C. i＞j
D. i!=j(判不等)Bool center-sym(char S[]，int n){ //判断字符组S中的n个字符是否中心对称。是则函数返回true，否则返回false； Int i=1，j=n； While() If(S[i-1]!=S[j-1]) return false；//i，j从1开始计数，数组从。开始 Else{i=i+1；j=j-1；} Return true； }
微信支付 
支付宝支付