将塑料绳的一端扎紧，尽可能将其撕成更多的细丝，用干燥的手从上向下捋几下，如图所示塑料丝变得蓬松．这是因为塑料丝带了____（选填“同种”或“异种”）电荷而相互____，塑料丝带电的实质是____在物体间转移．

假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。
删除：把多余的词用斜线（＼）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
注意：1).每处错误及其修改均限一词;
2).只允许修改10处，多者（从第11处起）不计分。
    High school is regarded as best time of my life. Beside classes and homework, there's something more that I especial treasure. To leave school without regrets, I'll make the best of my limiting time to go over the lessons I've learned from. At the same time, I'd like to show my thanks to all the teacher who have given me so many help in the past three years. For the purpose of improving me, I'll ask my classmates for some advice, that may be of great value to me. Last but not least, doing some good deeds for my classmates are also my plan. With these things being done, I will have no regrets in my high school life.

为了表现梅雨潭的绿美到极致，作者用来作衬托的是（   ）。

—What sort of house do you want to have? Something big?
—Well, it _____ be really huge梥ize isn't so important．

语法填空。

阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。

    Here is a message that needs to ____(keep) in mind by every mom and dad. You love your kids not because of____they do, but because of who they are.

    In fact, raising a child is just like training a dog. You reward your children because of their

    ____ (succeed) or progress they made.____ (similar), a circus trainer gives a dog some food every time it ____(jump) through a hoop (圈).

The dog isn't loved for itself,____ for its actions.

    Dr. Laura Schlessinger, the popular talk show host, has a new book for children____ (title) Why Do You Love Me? Part of the story includes a mother ____ (explain) to her son that it is not what he does that makes her love him—she loves him because he is unique and he is ____ (she) son.

    Every mom, dad and grandparent needs to memorize the words of ____popular song: I love you most of all because you are you.