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【多选题】
种子检验中样品按其组成和作用的不同,分为 、 、 、 4种类型。
A.
初次样品
B.
混合样品
C.
送验样品
D.
试验样品
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参考答案:
举一反三
【判断题】主板主要由芯片组、扩展槽和对外接口三部分组成。
A.
正确
B.
错误
【简答题】We were very much by the news that the gunman shot 30 students in 10 minutes.
【简答题】用下列括号里动词的适当时态填空 1. I first (meet) my wife when we were both working in Beijing. 2. I live very close to my school, and it (take) ______ me only five minutes to walk to school. 3. Tom usually wakes up ...
【判断题】主板主要由芯片组、扩展槽和对外接口三个部分组成
A.
正确
B.
错误
【简答题】酸雨被称为“空中死神”,主要是人为的向大气中排放大量酸性物质造成的.我国的酸雨主要是因大量燃烧含硫量高的煤而形成的,多为硫酸雨,少为硝酸雨,此外,各种机动车排放的尾气也是形成酸雨的重要原因.酸雨对植物的生长会有影响吗?丽丽同学就这一问题进行了探究,制定计划并实施: ①在一个花盆里播10粒的玉米种子,等它们长成幼苗后做实验; ②向食醋中加清水,配制成“模拟酸雨”; ③向花盆里的玉米幼苗喷洒“模拟酸雨...
【简答题】Do you think England teaches math in the same way China does? The answer is yes! In England,we have math lessons very similar to what kids have in China.During each lesson,our teacher teaches us about...
【单选题】What has achieved after Mr. Powell met with Israeli Prime Minister Ariel Sharon and with Palestinian leader Yasser Arafat?
A.
Israelis and Palestinians will carry out the Mitchell Plan.
B.
Israelis and Palestinians will cease-fire soon.
C.
Israelis and Palestinians agree to a seven-day test period for the current cease-fire, before any further steps are taken.
D.
Nothing.
【判断题】明视觉能够认很小的细节,同时具有疯色感觉,而且对外界亮度变化的适应能力强。
A.
正确
B.
错误
【单选题】人体内铁主要存在于( )。
A.
血红蛋白
B.
肌红蛋白
C.
铁蛋白
D.
含铁酶类
【单选题】According to advertisement No.7, what is Ariel automatic?
A.
30 pounds
B.
30 pence
C.
13 pence
D.
13 pounds
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