读下面语段，在横线上补写一个与画线的句子句式相同、语意连贯的句子。

       深夜听泉，别有一番滋味。山中万籁俱寂，泉声浸着月光，听来格外清晰。白日里浑然一片的泉鸣，此时却能分出许多层次：那柔曼如提琴的，是泉在草丛中淌过；那清脆如琵琶的，是泉在石缝间滴落；____，____。这万般泉声，被看不见的指挥棒编织到一起，汇成了一支美妙的乐曲。

    In America, the school day usually starts at 9a.m. and 1at about 4 p.m. The school subjects are different from 2. In China, we always have Chinese, maths, English, P.E. and so on. But in America, students have more lessons, such as 3 and driving lessons. Their school life isn't just about study. They have 4things to do than the Chinese students do. There 5 many clubs in American schools, too. If the students are6in sports, they can join different sports clubs. From 2:30 p.m.74 p.m., they do different things in different clubs.

    Maybe you think English is very popular in the world,8 American students don't need to learn any 9 language. But that's not true, American children from the age of seven 10 learn a foreign language. For example, they learn French or Chinese.

科学家袁隆平利用我国野生水稻基因，培育出了高产杂交稻，国家推广种植后，大幅度增加了我国粮食产量。野生水稻基因的成功利用，充分反映了(　　)