左“孝”右“文”所组合的是哪个字？怎样做象形解释？
参考答案：
是“教”字；意思是教育孩子首先是从孝开始。
. —Let’s hurry. The film is beginning.
—Oh, I was afraid that the beginning_________.
A．is already missed
B．will be missed
C．has already been missed
D．had already been missed
在t℃时，50克水中溶解12.5克某物质达到饱和，则t℃时，该物质的溶解度是______克，该溶液中溶质的质量分数为______．
