1.单选题- (共5题)
| A．摩擦力大小不变，方向向右 |
| B．摩擦力变大，方向向右 |
| C．摩擦力变大，方向向左 |
| D．摩擦力变小，方向向左 |
| A．逆时针方向 逆时针方向 |
| B．逆时针方向 顺时针方向 |
| C．顺时针方向 顺时针方向 |
| D．顺时针方向 逆时针方向． |
、阻值为
的闭合矩形金属线框
用绝缘轻质细杆悬挂在
点，并可绕点摆动。金属线框从右侧某一位置静止开始释放，在摆动到左侧最高点的过程中，细杆和金属线框平面始终处于同一平面，且垂直纸面。则线框中感应电流的方向是 （ ）
A．
B．
C．先是
，后是D．先是
，后是
| A．a、b将相互远离 | B．a、b将相互靠近 |
| C．a、b将不动 | D．无法判断 |
| A．金属环P中产生顺时针方向的电流 |
| B．橡皮筋的长度增大 |
| C．橡皮筋的长度不变 |
| D．橡皮筋的长度减小 |
2.选择题- (共4题)
Different countries and people have different manners(举止).Here are some examples:If you visit a Chinese family,you should knock at the door first.When the door opens,you should not move before the host says “Come in,please.” Before coming into the house in Japan,it is good manners to take off your shoes.In European(欧洲的) countries,even if your shoes are very dirty,it is not necessary to take them off.In England,a guest(客人) always finishes the drink or the food to show that he enjoys it.This will make the host very pleased.
根据短文内容完成信息表，每空一词。
Countries | Situations | Good manners |
China | {#blank#}1{#/blank#}a Chinese family | Knock at the door first |
{#blank#}2{#/blank#} | Before entering the house | Take off your{#blank#}3{#/blank#} |
European countries | Before coming into the house | It is{#blank#}4{#/blank#}to wear(穿着) your shoes |
{#blank#}5{#/blank#} | At dinner | Finish the drink or the food |
3.多选题- (共1题)
A． | B． | C． | D． |
4.填空题- (共1题)
-
【1】题量占比
单选题:(5道)
选择题:(4道)
多选题:(1道)
填空题:(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：3
7星难题：0
8星难题：3
9星难题：1