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问题 单项选择题

下列有关ISSC证书将失效描述正确的是（）

①未在规定的期限内进行相关审核；

②证书未按规定进行签注；

③船舶变更船旗国后；

④持有ISSC证书的船舶实质性更换了对该船承担经营管理责任的公司。

A.①②对

B.①③对

C.②③对

D.①～④

答案

参考答案：D

问答题

改错题使用VC6打开考生文件夹下的工程test17_1，此工程包含一个源程序文件test17_1.cpp，但该程序运行有问题，请改正程序中的错误，使程序的输出结果如下：Vehicle messageCar messageVehicle message源程序文件test17_1.cpp清单如下：#include class vehicle { int wheels; float weight;public: /***************** found *****************/ void message(void){ cout<<"Vehicle message\n";}}; class car:public vehicle{ int passenger_load;public: /***************** found *****************/ void message (void){cout>>"Car message\n";}}; class truck:public vehicle { int passenger_load; float payload;public: int passengers(void){return passenger_load;} };void main() { vehicle * unicycle; unicycle=new vehicle; /***************** found *****************/ unicycle.message(); delete unicycle; unicycle=new car; unicycle->message(); delete unicycle; unicycle=new truck; unicycle->message(); delete unicycle; }
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单项选择题

Man: The front tire is flat, and the seat needs to be raised.
Woman: Why not take it to Mr. Smith
Question: What kind of work does Mr. Smith probably do

A．He fixes bicycles.

B．He raises sleep.

C．He sells chairs.

D．He's a gardener.
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