1.选择题- (共6题)
5.25℃时，在BaSO4的饱和溶液中存在：BaSO4（s）⇌Ba2+（aq）+SO42﹣（aq），Ksp=1.1025×10﹣10，在该温度下有关BaSO4的溶度积和溶解平衡的叙述正确的是（ ）
6.氯水中含有多种成分，因而具有很多性质，根据氯水分别与如图四种物质发生的反应填空（a、b、c、d重合部分代表物质间反应，且氯水足量）．
①能证明氯水具有漂白性的是{#blank#}1{#/blank#}（填“a、b、c或d”）．
②C过程中的现象是{#blank#}2{#/blank#}．
③a过程中的化学方程式为{#blank#}3{#/blank#}．
2.单项选择- (共10题)
7.
The annual Christmas party last night was _____success. We sang and danced until it came to ____end at 12∶30.
| A．a；an | B．a；the | C．the；an | D．/；an |
8.
Shortly after the accident, _____ policemen were sent to the spot to keep order.
| A．score of | B．two scores | C．score | D．scores of |
9.
On his way home, he found a wallet ____ on the ground, which he picked up and ____ in his schoolbag.
| A．laid; lay | B．laying; laid | C．lying; laid | D．lain; lay |
10.
_____ in every aspect of his company’s business, Paul made himself busy day and night.
| A．Being involved | B．Involved | C．Involving | D．To involve |
11.
Canada is a country _____many different nationalities as well as one with foreign immigrants _____ the majority of its population.
| A．making up of; made up | B．consisting of; making up |
| C．made up of; consists of | D．consisted of; made up |
12.
There is a small object _____ a pin on the desk.
| A．resembling | B．resembling with | C．resembled | D．resembled like |
13.
Your suggestion on how to improve English writing ability is too general. Could you make it more _______?
| A．particular | B．specific | C．special | D．relaxing |
14.
--- Is your father a teacher of English in No. l Middle School?
--- No. But he ______ English there for ten years.
--- No. But he ______ English there for ten years.
| A．has taught | B．has been teaching |
| C．taught | D．had taught |
15.
Although he knew little about the work done in the field, he succeeded ____other more experienced experimenters failed.
| A．which | B．that | C．what | D．where |
试卷分析
-
【1】题量占比
选择题:(6道)
单项选择:(10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：7
7星难题：0
8星难题：3
9星难题：0