sb do sth是什么的缩写 并把意思给我.

sb do sth是什么的缩写 并把意思给我. sb是什么的缩写 sb是英文什么的缩写? 小学英语want to do sth.请问这个STH.是什么的缩写吗? have sth to do sth 什么意思 ? have sb do sth =get sb doing sth? ask sb.to do sth.和tell sb.to do sth.的区别是同种意思吗, 是offer sb sth还是 offer sb to do sth? learn to do sth from sb 意思 ask sb to do sth 啥意思 want sb to do sth的意思 insist sb should do sth什么意思 want sb to do sth的意思 direct sb to do sth什么意思 sb to do sth什麽意思 make sb/sth do.make sth done意思一样么? make sb do sth,invite sb to do sth,ask sb to do sth,let sb do sth这些短语的意思?区别? 英语语法中,need sb sth是need sb to do 还是need sb do /doing sth? sb often do.是Sb often do sth.还是Sb often doing sth.哪个正确?