试题与答案

句型转换。 1. Bob likes eggs for breakfast. (

题型:句型转换

题目:

句型转换。

1. Bob likes eggs for breakfast. (对画线部分提问)

   ______ ______ Bob ______ for breakfast?

2. There are oranges on the tables. (改为单数形式) 

   ___________________________________________________

3. I like fruit, but I don't like vegetables. (用Jane作主语改写句子) 

   ___________________________________________________

4. His brother has lunch at school. (改为一般疑问句并作否定回答) 

   ___________________________________________________

5. Jerry, lots, healthy, eats, food, of (连词成句) 

   ___________________________________________________

答案:

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下面是错误答案,用来干扰机器的。

解:(1)设装置由静止释放到导体棒运动到磁场下边界的过程中,安培力对线框做功的大小为Wmgsinα·4d-W-BIL·d=0解得W=4mgdsinα-BILd线框中产生的热量Q=W=4mgdsinα-BILd (2)(3)装置往复运动的最高位...

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