小智因皮肤黝黑，有同学给他起了个“黑炭头”的外号，并且在同学中散播。其他同学一见到小智都叫他“黑炭头”，小智的心里很不好受。
It seems very difficult to ________ the child crying. Please take him to his mother.
读澳大利亚区域图，完成问题．对澳大利亚的地理事物判断正确的是（ ）
