sth happened to sb和compared to为什么都用了过去式?

sth happened to sb和compared to为什么都用了过去式? send sb sth和send sth to promise sb sth 和 promise sb to give sb sth 和give sth to sb的区别 show sb sth和show sth to sb造句 send sb sth和send sth to sb的区别 send sb sth和send sth to sb造句 Bring sb. sth.和bring sth. to sb.哪个对? take sth with sb和take sth to sb Hear sb to do sth 和 hear sb doing sth teach sb to sth和 teach sb sth的区别 post sb sth和post sth to sb的意思 sth to sb 和sth for sb这样的词组 give sth to sb make sth for sb 求短语provide sb with sth,provide sth for sbprovide sb with sth,provide sth for sbBring sb.sth.和bring sth.to sb 只能用 bring it to sbgive sb.sth.=give sth.to sb.send sb.sth.=send sth.to sb.pass sb.sth.=pass sth.to sb.cook sb.sth.=cook sth.for make sb.to do sth,make sb doing sth和 make sb.do sth区别 what happened to sb和what's happened to sb区别 造句：hard sb sth/sth to sb .sell sb sth/sth to sb lend sb sth/sth to sb serve sb sth/sth to sb s造句：show sb sth/sth to sb .offer sb sth/sth to sb .take sb sth/sth to sb .owe sb sth/sth to sb.teach sb sth/sth to sb.pass sb sth/sth to sb .tell bring sth for/to sb等于bring sb sth buy sb sth等于buy sth for sb 我知道但是bring sb sth 和 buy sbbring sth for/to sb等于bring sb sth buy sb sth等于buy sth for sb 我知道但是想问一下：bring sb sth 和 buy sb sth 等于bring sb w