1.选择题- (共18题)
4.摩擦起电的本质是{#blank#}1{#/blank#}；毛皮摩擦过的橡胶棒带{#blank#}2{#/blank#}电；{#blank#}3{#/blank#}能检验出物体是否带电．
5.摩擦起电的本质是{#blank#}1{#/blank#}；毛皮摩擦过的橡胶棒带{#blank#}2{#/blank#}电；{#blank#}3{#/blank#}能检验出物体是否带电．
11.在如图装置中，关于能量转化和转移情况，可以用下面三句话来概括：
甲：水和水蒸气吸热，内能增加；
乙：酒精燃烧，酒精的化学能转化为内能；
丙：水蒸气对木塞做功，内能转化为机械能．
以上三句话正确的顺序是（ ）
16.摩擦起电并不是{#blank#}1{#/blank#}了电荷，实质是{#blank#}2{#/blank#}的转移．电子带{#blank#}3{#/blank#}电，失去电子的物体带{#blank#}4{#/blank#}电，得到电子的物体带{#blank#}5{#/blank#}电．
17.摩擦起电并不是{#blank#}1{#/blank#}了电荷，实质是{#blank#}2{#/blank#}的转移．电子带{#blank#}3{#/blank#}电，失去电子的物体带{#blank#}4{#/blank#}电，得到电子的物体带{#blank#}5{#/blank#}电．
18.当人类进一步了解物质的结构后发现，摩擦起电并不是创造了电．摩擦起电的实质是{#blank#}1{#/blank#}，失去电子的带{#blank#}2{#/blank#}电，得到电子的带{#blank#}3{#/blank#}电．物体带电的多少叫电量，它的单位是{#blank#}4{#/blank#}．
2.单项选择- (共14题)
19.
I think I have great writing ______, but it’s a pity that I don’t have a chance to realize it.
| A．pollution | B．possibility | C．privilege | D．potential |
20.
Alice’s kids are well-behaved, but ______ of her brother are impolite.
| A．those | B．ones | C．the one | D．that |
21.
---Don’t you think that funny Johnson is really ______ failure?
---But ______ book he wrote is very popular with teenagers.
---But ______ book he wrote is very popular with teenagers.
| A．/, a | B．the, the | C．an, the | D．a, the |
22.
If you ______ firm action to deal with it at once, you wouldn’t suffer heavy losses tomorrow.
| A．take | B．took | C．has taken | D．had taken |
23.
I’m really sorry, Lucy. I ______ to help you, but I was too busy at that time.
| A．meant | B．mean | C．had meant | D．have meant |
24.
Now that there are still some problems remaining ______, we have to work extra hours tonight
| A．solved | B．solving | C．to be solved | D．to solve |
25.
______ many times, my elderly mother still can’t remember how to light the gas.
A. Had told B. Having told C. Having been told D. Being told
A. Had told B. Having told C. Having been told D. Being told
26.
As a young minister, he was full of ______ ideas for social reform.
| A．grand | B．greedy | C．guilty | D．fluent |
27.
---The window is dirty.
---I know. It ______ for ages and I’m considering giving the task to our children.
---I know. It ______ for ages and I’m considering giving the task to our children.
| A．hasn’t cleaned | B．hasn’t been cleaned |
| C．wasn’t cleaned | D．didn’t clean |
28.
Everyone has a stage in their life ______ they seem to have trouble in everything.
| A．where | B．when | C．that | D．why |
29.
It makes no difference to him______ you stay here or go to Hong Kong.
A．how B. whether C. what D. why
A．how B. whether C. what D. why
30.
I’m glad to hear a new school building has been put up ______ once lay an abandoned cinema.
| A．where | B．when | C．why | D．that |
31.
The lazy boy is indeed unusual: he knows nothing, ______ does he seek to know.
| A．so | B．either | C．nor | D．or |
试卷分析
-
【1】题量占比
选择题:(18道)
单项选择:(14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：10
9星难题：0