Hear from sb等于什么

Hear from sb等于什么 hear from sb. hear from sb 等于 | | | a letter from（3个空） stop sb. from doing sth.等于什么 hear from sb 的延续性动词 protect sb from sth 等于 hear from 后加that从句可以吗hear from sb that...... hear from sb receive（此单词可能有误） a letter from sb get a letter from sb hear that 和hear sb do/doing 有什么区别? 请教hear from sb 和recive a letter from sb的区别和意思. sb加sb等于什么 prevent sb. (from) doing sth （from可省略） 等于keep sb. (from) doing sth（from可省略） 还等于什么prevent sb. (from) doing sth （from可省略）等于keep sb. (from) doing sth（from可省略） 还等于什么?我只记得 hear sb.doing和hear sb.to and和or有什么区别? hear sb do sth 和 hear sb doing sth 有什么区别? hear sb doing sth 与hear sb to do sth有什么区别 call sb.等于什么 email sb 等于什么 SB等于什么