更多"I’ve heard an announc ement that My"的相关试题:
[单项选择]sea-bee型载驳船的装卸方式是（）
A. 用浮船坞原理浮进浮出；
B. 用龙门吊吊上吊下；
C. 用升降平台浮上浮下；
D. 用拖船拖进拖出。
[单项选择]有3个电池E1=2VE2=4VE3=6V将E1、E2、E3串联后的总电动势是（）。
A. 2V
B. 4V
C. 6V
D. 12V
[单项选择]烧伤病人的能量消耗-BEE×活动系数×（？），其中（？）代表的是？（）
A. 应激系数
B. 烧伤程度
C. 体重
D. 烧伤深度
E. 烧伤面积
[单项选择]建设项目全过程的VM研究包括价值规划（VP）、价值工程（VE）、价值分析（VA），VP、VE、VA的思想和方法是一致的，但其时间范围不同，VP研究的阶段是（）。
A. 项目前期阶段（决策、设计）
B. 项目实施阶段
C. 项目运营阶段
D. 项目消失阶段
[单项选择]BEE是建筑物本身的环境质量与建筑物外部环境负荷的比值，评估结果依据比值高低可分为五个等级，不包括（）。
A. S
B. A+
C. B+
D. B-
[单项选择]在软膏剂中加入VE的作用是（）
A. 增稠剂
B. 防腐剂
C. 抗氧剂
D. 吸收促进剂
E. 乳化剂
[单项选择]I tell my mother about my trials at work and brag（） about the kids.
A. lie
B. boast
C. secretive
D. feelawkward
[单项选择]（）means saying sorry to some one that you've hurt them or caused trouble for them.
A. Delay
B. Apologize
C. Inconvenience
D. Maintenance
[单项选择]
A transport layer protocol has several responsibilities, One is to create a process-to-process (program-to-program) communication; TCP uses port (1) to accomplish this. Another responsibility of a transport layer protocol is to create a (2) and error-control mechanism at the transport level. TCP uses a sliding (3) protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve (4) control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends (5) of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.
空白（2）处应选择（）
A. procedure
B. function
C. route
D. flow
[单项选择]If a shipper has strict arrival and departure requirements, which kind of transport mode he should consider firstly?（）
A. Railroad
B. Motor
C. Both of them
D. Neither of them
[单项选择]（）has the currency“dollar”.
A. Australia
B. Russia
C. India
D. South Korea
