根据短文理解，完成下列各题。

    This is our school. There is a very nice 1 in our school. It is big and bright（明亮的）. It has all 2 of books and newspapers in it. We can 3story books, picture books, English books and many 4 books there. We can 5 do some reading there. Maria likes reading very much. She goes to the library every day. Look, she 6 and reading by the window (窗口). Li Ming 7 borrows some books and reads them in it. He likes books.

    I'm going to borrow an 8 story book. Our English teacher often 9 us to do more speaking and reading. I like English very much. I 10 I can do well in English. What about your school?

用所给词的适当形式填空

在日常生活中，用100N的拉力无法提起重150N的物体的简单机械是 （   ）

2016年3月16日，十二届全国人大四次会议经表决高票通过了慈善法草案。这部慈善法的立法过程，从提出立法建议到草案初步成型，从基层调研到反复修改，从两次上全国人大常委会会议审议到全国人民代表大会审议通过，都非常的民主、严谨、缜密。这（    ）

已知$\left|\overrightarrow{a}\right|=3,\left|\overrightarrow{b}\right|=4$向量$\overrightarrow{a}+\frac{3}{4}\overrightarrow{b}$与$\overrightarrow{a}-\frac{3}{4}\overrightarrow{b}$的位置关系为（   ）