第五套人民币50元券的安全线上的缩微文字是“人民币50”。（）_爱下问搜题

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问题判断题

第五套人民币50元券的安全线上的缩微文字是“人民币50”。（）

答案

参考答案：错

改错题

下列每句的画线部分中有一处错误，找出并改正。

(      )1. For many teenagers, Du Fei has a few habits that are not so good for him.
              A                                        B                            C
(      )2. I would rather go out than to stay at home.
                      A                        B    C
(      )3. Exercising helps teenagers to stay health.
                   A                                     B    C
(      )4. He finded it important to learn English well.
                      A    B                  C
(      )5. His teachers want him change his attitude.
                                  A           B              C

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判断题

假色与矿物化学成分和晶体结构无关。