完形填空。

     Jean is an English girl. She lives in Beijing 1 her parents. She doesn't know Chinese very 2. But she 3 very hard. She often speaks 4 in class and after class. Sometimes her classmates don't understand her 5 she can't speak Chinese well.

    It's Sunday morning. Jean wants to 6 some flowers, but she doesn't know the 7 to the flower shop. She asks a Chinese boy for help. The boy can't 8 her. Then she takes out a pen and a piece of paper and draws a 9 of a shop and some flowers. The boy looks at it and then 10 her the way.

要使$\sqrt[3]{{\left(4-m\right)}^3}$$=4-m$，m的取值为(      )｡

下图为局部海区表层洋流和气压带风带分布示意图。读图完成下列各题。

①知是行之始，行是知之成

②学至于行之而止矣。行之，明也

③方其知之，而行未及之，则知尚浅

④不出户，知天下；不窥牖（窗户），见天道