1.选择题- (共5题)
4.用如图所示的实验装置观察光的薄膜干涉现象.图甲是点燃的酒精灯(在灯芯上洒些盐),图乙是竖立的附着一层肥皂液薄膜的金属丝圈.将金属丝圈在其所在的竖直平面内缓慢旋转,观察到的现象是( )

5.用如图所示的实验装置观察光的薄膜干涉现象.图甲是点燃的酒精灯(在灯芯上洒些盐),图乙是竖立的附着一层肥皂液薄膜的金属丝圈.将金属丝圈在其所在的竖直平面内缓慢旋转,观察到的现象是( )

2.单项选择- (共8题)
6.
They sold their house for only 10,000 dollars, so the buyer got a wonderful _________ .
A.cost | B.bargain | C.worth | D.value |
7.
. — Which _____ will you take in that company, Mr. King?
— The sales manager.
— The sales manager.
A.work | B.statue | C.situation | D.position |
10.
What has he been doing _________? I haven’t seen him much recently.
A.lately | B.latest | C.late | D.later |
试卷分析
-
【1】题量占比
选择题:(5道)
单项选择:(8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:8
7星难题:0
8星难题:0
9星难题:0