【单选题】There are some things for children. Let's . [ ]
【简答题】We would be very ______ (delight) if you could give us an early reply.
【单选题】假定一个样本由5个数据组成:3,7,8,9,13。该样本的方差为
【单选题】假定一个样本由5个数据组成:3,7,8,9,13.该样本的方差是
【单选题】假定一个样本由5个数据组成:3,7,8,9,13。该样本的方差为
【多选题】旅游产业在性质上,突出表现为( ) In the nature of tourism industry, it is highlighted( 突出表现 ) as ( )
D.
协调性 coordination or harmony
【单选题】假定一个样本由5个数据组成:3,7,8,9,13。该样本的方差
【单选题】他答应给我回复的,但却没有。(give sb. a reply)
A.
He promises to give me reply, but he didn’t.
B.
He promised to give me a reply, but he didn’t.