1.选择题- (共5题)
A：Hello, Sean．
B：Hi, Peter． {#blank#}1{#/blank#}
A：No, I don't． {#blank#}2{#/blank#}
B：She's Tracy．She is my sister's friend．
A： {#blank#}3{#/blank#}
B：Yes, my sister always tells me her things (事情)．I even(甚至)know her eating habits．
A：Really? {#blank#}4{#/blank#}
B：She likes milk and eggs for breakfast．She likes vegetables for lunch and fruit for dinner．
A：I think she eats well．
B：Yes, and she always plays tennis. We must learn from(向……学习) her. {#blank#}5{#/blank#}
A：OK. Let's meet at 5：00．
A．Who is she? B．What are they? C．Do you know her? D．Is the girl your sister's friend? E．The girl's eating habits are very good． F．What about playing tennis after school? G．Do you know the girl in green in Class Four? |
A：Hello, Sean．
B：Hi, Peter． {#blank#}1{#/blank#}
A：No, I don't． {#blank#}2{#/blank#}
B：She's Tracy．She is my sister's friend．
A： {#blank#}3{#/blank#}
B：Yes, my sister always tells me her things (事情)．I even(甚至)know her eating habits．
A：Really? {#blank#}4{#/blank#}
B：She likes milk and eggs for breakfast．She likes vegetables for lunch and fruit for dinner．
A：I think she eats well．
B：Yes, and she always plays tennis. We must learn from(向……学习) her. {#blank#}5{#/blank#}
A：OK. Let's meet at 5：00．
A．Who is she? B．What are they? C．Do you know her? D．Is the girl your sister's friend? E．The girl's eating habits are very good． F．What about playing tennis after school? G．Do you know the girl in green in Class Four? |
My mother's {#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#} {#blank#}4{#/blank#}．
2.单选题- (共3题)
，火星的平均密度为
，设绕地球做圆周运动的卫星最小运行周期为T1，绕火星做圆周运动的卫星最小运行周期为T2，则为
| A．t=0.5s时S点开始振动 |
| B．Q点开始振动时，S点刚好处于平衡位置 |
| C．S点开始振动后，S与P的振动情况时刻相反 |
| D．若Q处置一与P点振动情况完全相同的波源，则S点为振动加强点 |
3.多选题- (共4题)
，悬挂于N点的绳与竖直方向的夹角为
。现将悬点M向左缓慢移动一小段距离后固定，再次平衡后，关于,以及M、N两点所受作用力的变化情况，以下判断正确的是（滑轮重力和绳与滑轮之间的摩擦力不计）（ ）
A．和均变大，且 |
B．和均不变，且 |
| C．绳对M、N的作用力不变 |
| D．绳对M、N的作用力变大 |
| A．小球对斜面的压力一直增大 |
| B．弹簧对小球不做功 |
| C．斜面对小球做正功 |
| D．推力F做的功等于斜面与小球机械能的增加 |
| A．通电导线受到的安培力，实质上是导体内运动电荷受到洛仑兹力的宏观表现 |
| B．穿过闭合电路的磁场发生变化时电路中产生感应电流，是因为变化磁场在周围产生了电场使电荷定向移动 |
| C．磁铁周围存在磁场，是因为磁铁内有取向基本一致的分子电流 |
| D．踢出去的足球最终要停下来，说明力是维持物体运动的原因 |
sin100
tV，通过电阻
接在变压器原线圈两端，开关闭合后，电压表示数为12V，电流表的示数为10A.以下说法正确的是
A.
的阻值是100
B. 电源的功率是120W
C. t=0.0ls时刻，电阻R中电流最大
D. 若将开关断开，电压表的示数仍然是12V
4.解答题- (共1题)
．对木板施加沿斜面向上的恒力F，使木板沿斜面由静止开始做匀加速直线运动．设物块与木板间最大静摩擦力等于滑动摩擦力，取重力加速度g＝10 m/s2．
-
【1】题量占比
选择题:(5道)
单选题:(3道)
多选题:(4道)
解答题:(1道)
-
【2】：难度分析
1星难题：0
2星难题：0
3星难题：0
4星难题：0
5星难题：0
6星难题：4
7星难题：0
8星难题：3
9星难题：1