阅读下面的文章，根据所给的中文正确拼写单词，使文章意思完整。一空一词
   I have been in Australia for two weeks. I'm____ (过) a good time here, although I have to be ____ (诚实) and say that I ____ (更喜欢) China. I'm lucky to be here for my one- year English ____ (课程). It’s a great challenge for me. I will try my best to ____ (处理) with each of them. I used to spend too much time ____ (闲谈) with others on the Internet. Now I have ____ (意识到) I must take the chance. And I mustn't____ (浪费) time or money. Australia is the____ (六) largest country in the world and Sydney is a beautiful city, but I have no interest to go sightseeing. I'm ____ (自信) of myself I can catch up with others. I will memorize the experience in Australia.

为了验证Zn、Fe、Cu三种金属的活动顺序为：Zn＞Fe＞Cu这一结论，下面实验设计合理的是（　　）

依次填入下面一段文字横线处的语句，衔接最恰当的一组是(　　)

一滴水在宇宙中不过是一个微小的点，______________。

①这就意味着整个太阳已经被“压缩”进一个小水滴之中

②我们的眼睛不过几厘米大小，却能看到整个星空，只有整个星空的信息被浓缩进空间的每一个点上，这才有可能

③可是它却能反映出整个太阳

④当我们凝视少女那秋潭般碧澈的眼睛时，似乎看到了一个奥妙无穷的宇宙

⑤于是，当我们面对清晨绿叶上的串串露珠时，仿佛看到无数的太阳在微风中舞蹈

读图“塔里木盆地位置示意图”，完成下列各题。