根据课文内容填空。

     ____ 开一块雪，     ____  出地面，用一枝短棒  ____      起一面大的竹筛来，下面____      些秕谷，棒上____     一条长绳，人远远地 ____      着，看鸟雀下来啄食，走到竹筛底下的时候，将绳子一____      ，便罩住了。

如图所示，为在不同情况下墨水滴入水中后出现的扩散现象．墨水滴入水中发生此现象，说明____ ，同时也可以推理知，物体的内能和____ 有关．

扩句练习

①他站起来。

②布鲁斯望着屋顶。

③他叹气

Thoughts on a Tranquil Night

Before my bed a pool of light;

Oh, can it be frost on the ____(地面)?

Looking up, I find the moon bright;

Bowing, in homesickness i'm drowned.

(Translated-____ (由) Xu Yuanchong)

____(在……中间) all of china' s classic poems 7 houghts on a Tranquil Night might be the most liked and recited.It ____(出现) in many classic books, ____(包括) Three Hundred Tang Poems. It has many different translated versions all over the world. It's ____ (也)a must-read poem in Chinese textbooks.

In this ____(短的) poem, there are not many words that are difficult to understand. With only 20 ____(文字), the poet was able to vividly ____(描写) the feeling of being homesick after seeing a bright moon. The poem ____（表达） real and strong feelings in clear and simple language.