I live in a wonderful neighborhood. My neighbors are all very nice and kind, 1 the best of them is Mr. Lee. He lives on the left of my house. He is a 2 in a hospital. He has two sons and one daughter. One of his sons is my classmate, so I often 3 their house. Every time I go to their home, Mr. Lee welcomes me with a warm smile. Mr. Lee is very 4. If we have any health problem, he is always ready to help 5. And he will never 6 us for money. Mr. Lee is also a person with a sense of humor (幽默感). He 7 telling us jokes(笑话) and making us laugh. 8 in our neighborhood thinks highly of him.

    Peter is also one of my neighbors, and he does 9 in all his lessons. When I have some questions, I 10 ask him for help. We often play football together after school, sometimes we go 11 in the swimming pool. We like talking with each other on his balcony(阳台), we can 12out at the beach and the sea from it. After dinner, we often watch TV and enjoy cups of tea. The best place for us to stay is the 13, because we like eating.

    We are very 14 to live in a neighborhood like that, we often help each other. We are here like a big 15. What about your neighborhood? Please let me know.

课内经典文段阅读。

    ①大概是太过于念念不忘了，连阿长也来问《山海经》是怎么一回事。这是我向来没有和她说过的，我知道她并非学者，说了也无益;但既然来问，也就都对她说了。

    ②过了十多天，或者一个月罢，我还很记得，是她告假回家以后的四五天，她穿着新的蓝布衫回来了，一见面，就将一包书递给我，高兴地说道:

    ③“哥儿，有画儿的‘三哼经’，我给你买来了!”

    ④我似乎遇着了一个霹雳，全体都震悚起来；赶紧去接过来，打开纸包，是四本小小的书，略略一翻，人面的兽，九头的蛇，……果然都在内。

    ⑤这又使我发生新的敬意了，别人不肯做，或不能做的事，她却能够做成功。她确有伟大的神力。谋害隐鼠的怨恨，从此完全消灭了。

    ⑥这四本书，乃是我最初得到，最为心爱的宝书。

某同学要称5.4g氯化钠，他在左边托盘上放5g的砝码，又把游码移至0.4处，然后在右盘上加上氯化钠至天平平衡。这时托盘上氯化钠的实际质量为（  ）