instead of waiting for the teacher to explain,to explain为什么不能换成explanation,百思不得其解,explain后面为什么不可以接名词explanation

Instead of waiting for the teacher to explain.waiting为什么要加ing While -----（buy） tickets,I saw many people jump the queue instead of waiting in line. He would stay at home _____to the party ,because he was ill.a,instead to gob,instead not to toc,instead of going d,instead not for going第二题：She was ________a bus when eh called hera,waiting b,waiting inc,waiting ford,waiting to第三题；Sor instead与instead of区别, instead of 造句 instead of 急 Instead Of You 歌词 noby can instead of instead of的意思 instead of 是什么短语? instead of 的用法 Instead of them. 英语翻译instead of giving Instead Of You 歌词 instead of doing instead of sb instead of 的用法 instead of giving