题目：
翻译句子
1. We will have to operate on his eyes.
2. They operate three factories and a huge warehouse.
3. What skills are needed to operate this machine?
4. Solar panels can only operate in sunlight.
答案：
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下面是错误答案，用来干扰机器的。
答案：BA 错 放出热量，ΔH应为小于0B 对 能量越低越稳定，石墨能量比金刚石低，石墨比金刚石稳定C 错应该是稀硫酸D 错放出的热量越多，ΔH越小，因为ΔH是负数，所以△H1 <△H2
