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【单选题】
阅读理解 (共5小题,每小题2分,满分10分) Mark Twain was an American writer . One day he went to a city by train . He wanted to see one of his friends there. He was a very busy man. He usually forgot something. When he was in the train, the conductor asked him for his ticket. Mark Twain looked for the ticket here and there, but he couldn’t find it. The conductor knew Mark Twain. He said, “Show me your ticket on your way back. And if you can’t find it, it doesn’t matter.” “Oh, but it does,” said Mark Twain. “ I must find the ticket. If I can’t, how can I know where I ‘m going?” 20. What do you think of Mark Twain?
A.
naughty
B.
bad
C.
forgettable and humorous
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举一反三
【单选题】According to the conversation, why did Peter and Pat get divorced?
A.
Because Peter had a new girlfriend.
B.
Because Peter no longer cared for the children.
C.
Because Pat didn't want any children.
D.
Because Pat didn't want to give up working.
【简答题】Did the speaker really enjoy the smoking? Not really. Because ______ is difficult.
【单选题】Peter and Bob both did well, but Peter is______of the two.
A.
more talented
B.
the most talented
C.
most talented
D.
the more talented
【单选题】以下关于 Java 异常说法不正确的是( )。
A.
Throwable 类是 Java 语言中 Error 类和 Exception 类的父类。
B.
当异常对象是 Exception 类(或其子类)的实例时,能通过 Java 虚拟机或者 throw 语句抛出该异常对象,并能通过 try…catch…finally 处理。
C.
如果只用一个 catch 块捕捉多个异常对象,则 catch 子句中的参数类型应是所有异常对象的父类。
D.
以上说法都不对。
【单选题】In the end it was Peter who thought of a really ______ solution to the problem.
A.
inherent
B.
ingenious
C.
vigorous
D.
exotic
【单选题】关于Java中异常的叙述正确的是:
A.
异常是程序编写过程中代码的语法错误
B.
异常是程序编写过程中代码的逻辑错误
C.
异常出现后程序的运行马上中止
D.
异常是可以捕获和处理的
【简答题】萝卜块根的形状有长形的,圆形的,有椭圆形的,以下是不同类型杂交的结果: 长型×圆型→595椭圆形 长型×椭圆形→205长形,201椭圆形。 椭圆形×圆形→198的椭圆形,202圆形 椭圆形×椭圆形→58长型,112椭圆形,61圆形 说明萝卜块根形状属于什么遗传类型,并自定基因符号,标明上述各杂交组合亲本及后代的基因型。 2. 小麦毛颖基因P为显性,光颖基因F为隐性。写出下列杂交组合的亲本基因型。 ...
【单选题】单基因遗传病是指
A.
一条染色体上一个基因控制的遗传病
B.
很多条染色体上单独的基因控制的遗传病
C.
一对同源染色体上一对等位基因控制的遗传病
D.
以上几项都可以
【单选题】以下常用来检测样品表面晶体结构的方法是()?
A.
XRD
B.
EDX
C.
SIMS
D.
AES
【单选题】以下关于java异常说法不正确的是
A.
Throwable 类是 Java 语言中Error类和Exception类的父类。
B.
当异常对象是Exception类(或其子类)的实例时,能通过 Java 虚拟机或者 throw 语句抛出该异常对象,并能通过try…catch…finally处理。
C.
如果只用一个catch块捕捉多个异常对象,则catch 子句中的参数类型应是所有异常对象的父类。
D.
以上说法都不对。
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