在日常生活中，摄像机、电视机是常见的电子产品，对它们的认识，下列说法不正确的是（　　）

完形填空
    If you often have a cold, headache or backache, there is something wrong with your health. Eating healthy food 1good for our health.
    Tofu（豆腐）, milk, vegetables are healthy for us. Tofu is a kind of traditional（传统的）2food. We often 3 it in China. Now more and more people 4 other countries think tofu is good for health, 5. They also like eating it. Milk is 6  kind of health food. Every day you should  7  one or two glasses of milk.
    It can 8 us strong.
    Vegetables are very important. You should 9 them. There are vitamin(维他命) A, B, C, D , E and so on in them.
    As we know, it's important10 a balanced diet(均衡饮食). We must have the right kinds of food. We should also eat some pork, chicken and beef. We should eat more fruit and vegetables but less meat.

有关基因工程的叙述正确的是（　　）

如图所示的是几种常见物质的转化关系，其中A、B、C、D、E是单质，甲、乙、丙、丁是氧化物．已知：丙是红色固体，E是最清洁的燃料，丙高温下与乙反应可生成D．（部分反应物、生成物及反应条件已略去）

请回答下列问题：

设数列{a_n}的前n项和为S_n满足2S_n=a_n+1﹣2ⁿ⁺¹+1，n∈N^*，且a₁，a₂+5，a₃成等差数列．