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【简答题】
暑假的一个星期三，小学三年级的小明买了爸爸和妈妈喜欢吃的桃子、梨等水果，并洗好装在干净的塑料袋里，放在厨柜里，准备周末和爸爸、妈妈一起上海边玩的时候吃，没想到周末拿出来一看，好多水果都烂了，还散发出一股酒味．请分析回答： （1）请你运用所学的生物学知识帮助小明分析一下造成水果腐烂的原因是什么？______ （2）图中能使腐烂的水果散发出酒味的微生物是______ （3）小明若想使水果保存较长的时间不腐烂，比较好的方法是______ A．放入冰箱中 B．用保鲜膜包好并放入冰箱中 C．放在餐桌上 D．用保鲜膜包好并放在餐桌上 （4）请你再为小明介绍两种常用的食品保鲜方法：______、______．
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举一反三
【单选题】Someone says "Debating and public speaking are worlds apart. There's nothing in common." Your response, hopefully, is ___.
A.
"Most people think this way. So it must be correct."
B.
"Few people think this way. So it must be correct."
C.
“I was told not so. So it must be incorrect."
D.
"I personally tend to disagree. But, as I've learned this week, I should think critically. So please provide evidence and reasoning before we come to a final-for-now conclusion."
【单选题】We have to go shopping this afternoon because there's hardly ____ left in the refrigerator.
A.
anything
B.
everything
C.
something
D.
nothing
【简答题】根据斯金纳强化理论的观点，负强化中不包含减少薪酬。 判断对错
【单选题】What can we infer from the saying' There's no one thing you can do'(Para. 2 )?
A.
People can do nothing about silencing the noise of airplanes.
B.
There are toe many things to be considered when people make planed quiet.
C.
People have to deal with everything that causes the noise of airplanes.
D.
Only one thing needs to be done when people silence the noise of airplanes.
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