当个人得到培训,工具和技术去执行制造一个质量产品时,个人的自尊和承诺的官能得到发展。此概念叫:()
A.合伙
B.所有权
C.质量管理
D.义务的一致性
参考答案:B
中华公司有A、B两个投资项目,计划投资总额为2 500万元(其中A项目为1 000万元,B项目为1 500万元)。两个投资项目的收益率及概率分布情况如下:
计算结果保留两位小数,要求:
计算A、B两个项目的预期收益率;
阅读短文,判断下列句子的对错,对的画“√”,错的画“×”。
Sam, Amy and Lily often go to the zoo and watch the animals. Sam likes monkeys and tigers. He says,
" The monkeys eat bananas and the tigers eat meat." Amy's favourite animal is a giraffe. She says," The giraffe
is very tall. It eats leaves." Lily doesn't like monkeys, tigers or giraffes. She likes the fish very much. Look! She
is feeding (喂) the fish. She says," The fish is beautiful! "
( ) 1. Sam often goes to the zoo.
( ) 2. Amy likes a horse.
( ) 3. Lily likes monkeys.
( ) 4. Giraffes eat leaves.
( ) 5. A tiger likes to eat bananas.