用木条做成一个三角形框架用力拉,三角形的形状和大小______.

题型:填空题

问题:

用木条做成一个三角形框架用力拉,三角形的形状和大小______.

考点:三角形的特性
题型:填空题

下列有关婴儿食品的说法正确的是()

A.辅助食品的添加不应操之过急,应在小儿出牙后开始

B.用配方奶喂养时,由于奶方中营养素配方合理,辅食添加可延至1岁以后

C.母乳喂养时,如母乳量不足,应尽快添加辅食

D.不论母乳喂养还是人工喂养,一般从4~6个月开始逐渐添加辅食

E.母乳喂养时,如乳汁充足,辅食添加时间可延至周岁

题型:填空题

第三部分 阅读理解(共15小题,每题2分,满分30分)

请认真阅读下列短文,从短文后各题所给的四个选项(A、B、C和D)中,选出最佳选项并在答题卡上将该项涂黑。

We find that bright children are seldom held back by mixed-ability teaching. On the contrary, both their knowledge and experience are enriched. We feel that there are many disadvantages in streaming(按能力分班) pupils. It does not consider the fact that children develop at different rates. It can have had effect on both the bright and the not-so-bright children. After all, it can be quite discouraging to be the bottom of the top grade.

Besides, it is rather unreal to grade people just according to their intellectual(智力) ability. This is only one aspect of their total personality. We care much about the development of all the pupils’ abilities to the full, not just their study ability. We also value personal qualities and social skills, and we find that mixed-ability teaching does good to these aspects of learning.

In our classrooms, we work in various ways. The pupils often work in groups; this gives them the chance to learn to work together, to share, and to develop leadership skills. They also learn how to deal with personal problems as well as learning how to think, to make decisions, to analyze(分析) an devaluate(评价) and to communicate effectively. The pupils learn from each other as well as from the teachers.

Sometimes the pupils work in pairs; sometimes they work on individual(个人) tasks, and they can do this at their own speed. They also have some formal class teaching when this is proper. We encourage our pupils to use the library, and we teach them the skills they need in order to do this well. An advanced pupil can do advanced work and it does not matter what age the child is. We expect our pupils to do their best, not their least, and we give them every encouragement to achieve this goal.

56. By “held back” in the first paragraph, the writer means “________”.

A. made to remain in the same class            B. forced to study in the lower class

C. drawn away form their studies         D. prevented from advancing

57. The writer’s purpose of writing this passage is to ________.

A. argue for teaching bright and not-so-bright pupils in the same class

B. advise pair work and group work for classroom activity

C. offer advice on the proper use of the library

D. tell us the importance of proper formal classroom teaching

58. What would be the best title for the text?

A. Pair work.      B. Group work.    C. Mixed-ability teaching    D. Individual tasks.

题型:填空题

下列说法正确的是:

A.雨后想看到彩虹必须面对太阳 

B.光的三原色和颜料的三原色都是红绿蓝 

C.光在空气中的传播速度慢于在水中的传播速度 

D.警告类表示一般用于红色是因为红色波长最长、传播最远

题型:填空题

近期,雾霾天气频频发生,PM2.5(可入肺颗粒物)与PM10(可吸入颗料物)这两个此前不被人熟知的词最近一直被许多人提及,环境保护越来越受到人们的关注。作为一名青少年,我们如何尽可能自己的微薄之力来保护环境,请以学生会的名义发出一个倡议。

要点;

1、环保受到人们更多的关注;

2、环境的现状;

3、应采取的措施。

提示:雾霾天气:Dust-haze weather

注意:词数120词左右(格式已给出,不计入总词数)。

My fellow students,

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

                                                                           

The Students’Union

题型:填空题

支路电流法是计算复杂直流电路最基本的方法,正确的计算步骤有()。

A.假设并标出个支路电流方向和回路绕行方向

B.列出节点电流方程

C.由基尔霍夫第一定律列回路电压方程

D.解方程组、求个支路电流

E.确定个支路电流实际方向

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