【单选题】 these kinds of observations are incredibly important to understanding how the ocean works.
A.
these kinds of observations are particularly vital to the working principle of the ocean
B.
It is important to monitor the ocean, because it is important to know how the ocean works.
【单选题】背景资料:
某工程公司在一大厦广场基础工程进行护坡锚杆作业。当天工地主要负责人、安全员、电工等有关人员不在现场,下锚杆钢笼时,班组长因故请假也不在现场,15名民工在无人指导的情况下自行作业,因钢筋笼将配电箱引出的380V电缆线磨破,使钢筋笼带电,事故造成6人伤亡、3任重伤、5任轻伤,直接经济损失约100万元。
根据《生产安全事故报告和调查处理条例》,下列关于此次生产安全事故调查组的人员构成,主要...
C.
事故调查组由有关人民政府、安全生产监督管理部门、负有安全生产监督管理职责的有关部门、监察机关、公安机关以及工会派人组成,并应当邀请人民检察院派人参加
D.
较大事故调查组的成员组成应包括事故发生单位技术人员
【单选题】For binary tree, there are three kinds of traversal modes, and the main difference between these traversal modes is the priority to visit root. Which is the postorder traversal mode? ( )
A.
Root-LeftChild-RightChild
B.
Root-RightChild-LeftChild
C.
LeftChild-Root-RightChild
D.
LeftChild-RightChild-Root
【单选题】What kinds of clothes are these? Look the picture.
【简答题】There are many kinds of ants in America. One kind is very strong. People are afraid of it. These ants move in a large group. They eat all the animals on their way. They can kill and eat elephants, and...