《说文解字》里没有“饺”这个字，________。________。________。________，________，________，是用面皮包起羊肉煮来驱寒的，“娇耳”即后来的“饺耳”“饺子”。

①它的意义非常单一，可见它被创造的原因，就是饺子的出现

②可以看出这种食品的源远流长

③它的出现约在魏晋南北朝前后，因物品诞生而造

④有研究认为饺子与张仲景的“祛寒娇耳汤”有关

⑤“饺”是形声字，表示一种有馅的半圆形面食

⑥饺子是中国人的传统食品，从“饺”这个字的诞生

甲、乙、丙、丁四人进行射击测试,每人10次射击的平均成绩恰好都是9.4环,方差分别是,,,.在本次射击测试中,成绩最稳定的是(  )

增加：在缺词处加一个漏词符号（∧），并在其下面写出该加的词。

删除：把多余的词用斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1). 每处错误及其修改均仅限一词；

2). 只允许修改10处，多者（从第11处起）不计分。

    I asked Jack, a friend of mine, what has happened to him that night. He said that he had just got into bed on about half past eleven when the floor began to shake under him. The bed was also started shaking. He jumped out of his bed rapid and wanted to turn the light on. But the floor was shaking such violently that he could hardly reach the lamp. It seemed to take him long time to get to it and turned it on. Then he went to look out of the window. He saw that the houses on the other side of the street was also shaking. Then he knew that was happening — an earthquake! He quickly put on his clothes and ran out into the street to waiting until it was safe to go back inside.

如图所示，表示原子核的比结合能与质量数A的关系，据此下列说法中正确的是（   ）