1 . Part of my function is to observe and direct those ________(级别低的) to me. (根据汉语提示单词拼写)

2 . Ways of teaching at senior high are nothing like how we used to be taught at j_________.（根据首字母单词拼写）

3 . He felt embarrassed when he was criticized by the managing director in front of all his ______（职位低的）colleagues. （根据汉语提示单词拼写）