1.选择题- (共4题)
2.为验证生长素对果实发育的影响，将黄瓜雌花在开花前套袋，平均分为1号、2号两组后作如下处理：①1号开花后在雌蕊的柱头上涂上一定浓度的生长素，再套袋；②2号开花后人工授粉。此设计的缺陷是（ ）
3.为验证生长素对果实发育的影响，将黄瓜雌花在开花前套袋，平均分为1号、2号两组后作如下处理：①1号开花后在雌蕊的柱头上涂上一定浓度的生长素，再套袋；②2号开花后人工授粉。此设计的缺陷是（ ）
4.为验证生长素对果实发育的影响，将黄瓜雌花在开花前套袋，平均分为1号、2号两组后作如下处理：①1号开花后在雌蕊的柱头上涂上一定浓度的生长素，再套袋；②2号开花后人工授粉。此设计的缺陷是（ ）
2.单项选择- (共5题)
5.
The international agreement, intended ________children not to smoke and help people kick the habit, was signed on February 27.
The international agreement, intended ________children not to smoke and help people kick the habit, was signed on February 27.
| A．to encourage | B．encouraging | C．for encouraging | D．encourage |
6.
.They turned out more than 1,000 washing machines, most of which ________quality.
.They turned out more than 1,000 washing machines, most of which ________quality.
| A．is good | B．are good | C．is of high | D．are of high |
7.
These workers preferred to work extra hours at night_________leave the work until the next week.
These workers preferred to work extra hours at night_________leave the work until the next week.
| A．other than | B．more than | C．instead of | D．rather than |
8.
_________I saw her, I was amazed with her good behavior.
_________I saw her, I was amazed with her good behavior.
| A．The first time | B．For the first time |
| C．At first time | D．In time of |
试卷分析
-
【1】题量占比
选择题:(4道)
单项选择:(5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：0
7星难题：0
8星难题：5
9星难题：0