在太阳系的大行星中，地球的“左邻右舍”分别是（  ）

语法填空

    ____ is well known, optimism(乐观)plays an important role in one's life. Although we are facing many difficulties, we should keep optimistic. Optimism is a mental(精神的)attitude or world view and it means expecting ____ best possible result from any given situation.

    I did ____ (poor) in English in the past, but I never gave up struggling(搏斗). All my families, teachers and friends encouraged ____ (I) and they taught me a lot of ____ (use) ways of learning English. I ____ (keep) practicing as they told me to do. I listened to English news and songs and I read interesting English stories. At weekends, watching some English movies was another good way to make my English better. ____difficulties I came across, I tried my best to work them out. I believe in myself, ____ (believe) that hard work would finally pay off. Gradually, I make progress in my English. Nowadays, I can remember English words ____ (easy) and use them freely when communicating with foreigners.

    Thanks to optimism, I have become one of the top English ____ (learn) in my school now.

长颈鹿的颈很长，按照达尔文的观点，其原因是（    ）

名著阅读。

       他双手抱头，陷入沉思之中。他的一生，从童年时代一直到现在，一幕幕地在他眼前闪过。他这二十四年生活得怎样？好呢，还是不好？他一年又一年地回顾，像一个铁面无私的法官检查着自己的一生。结果他十分满意，他这辈子过得还挺不错。当然，由于愚蠢，由于年轻，更多的是由于无知，也犯了不少错误。但最主要的一点是，在火热的斗争年代，他没有睡大觉，在夺取政权的残酷搏斗中找到了自己的岗位，而且在革命的红旗上，也有他的几滴鲜血。

       本片断中的“他”是____，他的一生充满了艰辛，但他矢志不渝，为革命奉献了自己的全部，即使在伤病无情地夺走他的健康时，他也以另一种方式——____，来实践他生命的誓言。