单选题______是一种充分利用传输媒体的宽带，在媒体上尽可能地建立传送信道的技术。
单选题化学与材料、生活和环境密切相关。下列说法错误的是( )。
单选题与知觉和经验相联系的恐惧的出现开始于婴儿（ ）。
单选题学生的学习表现是教学评价的核心内容，其内容除学生的学习效果和参与程度外还包括______。
A.教学目标
B.教学内容
C.学习方式
D.学习原理
单选题邓小平从维护祖国和中华民族根本利益出发，创造性地提出了“一国两制”的伟大构想。他指出，我国的社会主义性质不会因为实行“一国两制”而改变，这是因为______。
单选题学生读完《淘气毛马小跳》，头脑中出现可爱活泼的马小跳的形象属于（ ）。
单选题【2014．广西】我国学制改革和发展的基本方向是重建和完善( )。
单选题一只袋装有6只球，其中4只白球，2只红球，从袋中取球两次，每次随机地取1只，第一次取1只球，观察颜色后放回袋中，搅匀后再取一球，则取到的两只球都是白球的概率为______。A．B．C．D．
单选题When I was young, I really doubted whether there was love between my parents. Every day they were busy earning money so that they could
1
the high tuition my brother and I needed. They didn"t
2
in the romantic ways that I read in books or saw on TV.
One day, Morn was sewing a quilt. I
3
sat down beside her. "Morn, I have a
4
here," I said after a while. "Is there love between you and Dad?" I asked her in a very
5
voice.
Morn stopped her work and raised her head with
6
in her eyes. She didn"t answer immediately. She bent her head and continued to sew the quilt. I was
7
if I had hurt her. I was in great embarrassment and I was at a loss what to do. But at last she said, very
8
, "Susan, look at this
9
. Sometimes it appears, but most of it disappears in the quilt. The thread really makes the quilt strong and lasting. If
10
is a quilt, then love should be a thread. It can hardly been seen, but it"s really there.
11
is inside."
I listened carefully but I couldn"t understand her until years later. One day, Dad accidentally got
12
while on duty. Ever since then he could no longer
13
properly. Every morning and dusk Mom would help Dad walk slowly on the country road. Along the country road, there were beautiful flowers, green grass and trees. The leaves were gently glistening
14
the sun shining upon them. All of these made up the most beautiful
15
in the world.
"Dad, how are you feeling now?" I asked him one day. "Susan, don"t worry about me," he said gently. "I just like walking with your morn. I like this kind of life." Looking into his eyes, I
16
what they meant.
The doctor had said Dad would
17
in two months. But that day never came. He
18
away in peace.
19
I thought love meant flowers, gifts and sweet kisses. But from this
20
, I understand that love is just a thread in the quilt of our life, which makes life strong and warm...
单选题一种记忆的特点是：信息的保存是形象的，保存时间短、保存量大，编码是以事物的物理特性直接编码，这种记忆是（ ）
单选题社会主义道德建设的核心是( )A．集体主义B．爱国主义C．社会主义D．为人民服务
单选题咏叹调《今夜无人入睡》选自歌剧______。
单选题美国社会心理学家班杜拉把强化分为______。
单选题根据句意，依次填入画线处的词语最恰当的一项是______。
①月光如流水一般，静静地______在这一片叶子和花上。
②北国的槐树，也是一种能使人______起秋来的点缀。
③意大利人马可·波罗在他的游记里，十分______卢沟桥，说它“是世界上独一无二的”。
单选题某鞋店试销一种新款女鞋，试销期间的销售情况如下表所示：
型号
22
22.5
23
23.5
24
24.5
25
数量/双
3
5
10
15
8
3
2
对于鞋店的经理来说，下列统计量中最有意义的是______．
单选题班级教育管理者带领班级学生按照班级教育管理规律的要求，为实现班级工作目标，构建良好班集体而进行的一系列职能活动，称为______。
单选题In terms of the place of articulation, consonants like/t, s, d, z/can be classified into
单选题《普通高中数学课程标准》中提出了培养和提高学生基本能力的课程目标，这些基本能力包括空间想象、抽象概括、推理论证、运算求解和______。
单选题心理辅导和心理咨询的基础方法是______。
单选题下列表示溶液中发生反应的化学方程式错误的是()。