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【单选题】
There are five basic 【C1】______ of a newspaper: to inform, to comment, to persuade, to instruct and to entertain. You may well think that this 【C2】______ of functions is in order of importance 【C3】______ , if so, you would not be in agreement with the 【C4】______ of the reading public.【C5】______ the two major groups of newspaper the popular and the quality, the former have a readership of millions, 【C6】______ the latter, only hundreds of thousands. Yet the popular papers seem largely 【C7】______ for entertainment, with quizzes, competitions, cartoons and lighthearted human interest stories. The information 【C8】______ is rather low, and instruction is very minor. The 【C9】______ newspapers put a much higher value on info rmation and a much lower one on 【C10】______ It is not only in【C11】______ that the two types of paper differ. There is a difference, too, in the style. in 【C12】______ the articles are written. The popular papers generally use more 【C13】______ language with a lot of word-play. Their journalists tend to use shorter sentences and avoid less【C14】______ vocabulary. This means that popular newspapers are 【C15】______ for a native speaker to understand, 【C16】______ probably not for a non-native speaker. Popular papers are generally smaller with 【C17】______ columns per page. They have bigger headlines and more photographs. The articles are shorter and there are fewer per page. 【C18】______ devices are not only used to make the paper more attractive they may also influence 【C19】______ the reader reads. Large headlines, pictures and position on the page all serve to 【C29】______ the reader's attention to one article rather than another. 【C1】
A.
elements
B.
components
C.
functions
D.
achievements
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【单选题】将森林转换为对应的二叉树,若在二叉树中,结点u是结点v的父结点的父结点,则在原来的森林中,u和v可能具有的关系是()。
A.
兄弟关系
B.
父子关系,或者兄弟关系
C.
父子关系,或者u的父结点与v的父结点是兄弟关系
D.
父子关系,或者兄弟关系,或者u的父结点与v的父结点是兄弟关系
【单选题】将森林转换为对应的二叉树,若在二叉树中,结点u是结点v的父结点的父结点,则在原来的森林中,u和v可能具有的关系是( )。 Ⅰ.父子关系 Ⅱ.兄弟关系 Ⅲ.u的父结点与v的父结点是兄弟关系@A@只有Ⅱ@B@Ⅰ和Ⅱ@C@Ⅰ和Ⅲ@D@Ⅰ、Ⅱ和Ⅲ
A.
只有Ⅱ
B.
Ⅰ和Ⅱ
C.
Ⅰ和Ⅲ
D.
Ⅰ、Ⅱ和Ⅲ
【单选题】将森林转换为对应的二叉树,若在二叉树中,结点u是结点v的父结点的父结点,则在原来的森林中,u和v可能具有的关系是 I.父子关系 II.兄弟关系 III. u的父结点与v的父结点是兄弟关系
A.
只有II
B.
I和II
C.
I和III
D.
I、II和III
【判断题】将森林转换为对应的二叉树,若在二叉树中,结点u是结点v的父结点的父结点,则在原来的森林中,u和v不可能是兄弟。
A.
正确
B.
错误
【单选题】将森林转换为对应的二叉树,若在二叉树中,结点 u 是结点 v 的父结点的父结点,则在原来的森林中,u 和 v 之间不可能存在的关系是( )。
A.
堂兄弟 关系
B.
祖孙关系
C.
父子关系
D.
兄弟关系
【判断题】对映异构体和外消旋体都属于旋光异构体。( )
A.
正确
B.
错误
【判断题】对映异构体和顺反异构体都属于旋光异构体( × )
A.
正确
B.
错误
【简答题】Elena: ¿ C ó mo ____________ ? Pepe: ____________ Pepe. ¿ Y usted? Elena: ____________ Elena. ¿ ______usted profesor? Pepe: No. __________ estudiante. ¿ Es usted ____________? Elena: No. No soy chile...
【判断题】和 属于对映异构体:
A.
正确
B.
错误
【单选题】与炭疽芽孢杆菌无关的性状为
A.
革兰阳性,有荚膜及芽胞的大杆菌
B.
有动力
C.
菌落呈卷发状,不溶血
D.
液化明胶呈漏斗状
E.
能分解多种糖类
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