1.选择题- (共5题)
5.
某科学探究小组做了四个生态瓶，编号分别为A、B、C、D。在瓶中分别加入适量的澄清池塘水(pH＝7)、一定量的小鱼、螺蛳、小虾，并放人等量的水草，瓶口密封(如图所示)，然后摆放在阳光充足的窗台上。对四个生态瓶进行一个星期的观察，发现瓶内的生物生存状态良好。
请根据上述材料回答：
（1）图中属于脊椎动物的是{#blank#}1{#/blank#}
（2）在生态瓶中，水草属于生态系统成分中的{#blank#}2{#/blank#}
（3）若要研究小虾对水草生长的影响，最好选择{#blank#}3{#/blank#} 填字母)两个生态瓶进行观察比较。
（4）通过对四个生态瓶内水草、小鱼、螺蛳、小虾的进一步观察，结果发现D生态瓶内的小虾存活时间最短，你认为其重要原因之一是{#blank#}4{#/blank#}
2.单项选择- (共7题)
6.
______ to train his daughter in English, he put an ad like this in the paper, “______， an English teacher for a ten－year－old girl.”
| A．Determined; wanted | B．Determined; wanting |
| C．Determine; wanted | D．Determining; wanting |
7.
I haven't seen Sara since she was a little girl, and she has changed beyond ________.
| A．hearing | B．strength |
| C．recognition | D．measure |
8.
| A．all of us don’t have money |
| B．not all of us have money |
| C．everyone of us doesn’t have money |
| D．none of us has money |
9.
| A．the；a | B．the；the | C．／；a | D．／；the |
10.
To our delight, we got _______ workers to do the work as we expected.
| A．as twice many | B．twice as many |
| C．twice many as | D．as many twice |
11.
---I think Maths is playing a more important part in the new test system. What about you?
--- ______. We should be more devoted to it.
--- ______. We should be more devoted to it.
| A．No pains, no gains. |
| B．Fact speaks louder than words. |
| C．Great minds think alike. |
| D．Don’t claim to know what you don’t know. |
试卷分析
-
【1】题量占比
选择题:(5道)
单项选择:(7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：0
9星难题：0