1.选择题- (共9题)
4.黄铜（铜锌合金）是重要的金属材料，常用来制造机械零件、仪表和日用品．为测定某黄铜材料中锌的含量，化学研究小组进行了实验：称取15.0g此黄铜材料，向其中逐渐加入稀盐酸，测定产生气体的质量和加入稀盐酸的质量，并根据实验情况绘制了产生气体质量与加入稀盐酸质量的关系图．
请你仔细分析此关系图，并进行计算：
2.单项选择- (共11题)
10.
In _______ face of more and more dropout factories, many people prefer to be paid on _____ daily basis.
In _______ face of more and more dropout factories, many people prefer to be paid on _____ daily basis.
| A．the; the | B．a; 不填 | C．the; a | D．the; 不填 |
11.
--- Why do you look so upset?
--- ________, I had to take over his work.
--- Why do you look so upset?
--- ________, I had to take over his work.
| A．His being away | B．He was away | C．He had been away | D．He being away |
12.
After walking on the zigzag path to the mountain top for a few hours, the tourists gathered under trees ________ shade and ________ down to have a rest.
| A．provided; sit | B．providing; sitting |
| C．providing; sat | D．provided; sat |
13.
The classroom is crowded with children_____ have poor eyesight, all of ____ interested in painting.
The classroom is crowded with children_____ have poor eyesight, all of ____ interested in painting.
| A．who; whom | B．that; whom | C．who; them | D．that; who |
14.
Sorry, I have no time left now. Can we discuss the matter ________ supper?
| A．over | B．on | C．by | D．at |
15.
She was told to wear flat shoes ________ her back problem.
| A．on account of | B．regardless of |
| C．in terms of | D．in case of |
16.
The small mountain village we spent our holiday last month lies in is now part of Hubei.
| A．which; where | B．where; what | C．that; which | D．when; which |
17.
Those who want to say anything more your hand and then to speak.
Those who want to say anything more your hand and then to speak.
| A．arise; raise | B．raise; rise | C．raise; arouse | D．rise; raise |
18.
I told mom that not everyone could manage to have 3 meals on time everyday, _____?
I told mom that not everyone could manage to have 3 meals on time everyday, _____?
| A．could he | B．didn’t I | C．didn’t she | D．could they |
19.
Jack opened the door, there_____ he had never seen before.
Jack opened the door, there_____ he had never seen before.
| A．a woman did stand | B．a woman stood |
| C．did a woman stand | D．stood a woman |
试卷分析
-
【1】题量占比
选择题:(9道)
单项选择:(11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：6
7星难题：0
8星难题：5
9星难题：0