If anyone happens to drop in while I am out,（ ）him or her leave a message.B.haveD.tell我选D,但答案选B.不是have sb done吗?然后不是tell sb do sth.为什么还选B?

If anyone happens那题 If anyone happens to drop in while I am out...If anyone happens to drop in while I am out,( )him or her leave a message.A ,haveB ,getC ,ask D ,tell请问选什么?原因是什么? Life is not easy,so I'd like to say,If anything happens,believe in yourself. When I was 14 yearsLife is not easy,so I'd like to say,If anything happens,believe in yourself.When I was 14 years old,I was not happy to talk to anyone.My classmate ofr If anything_____the machine ,please let us know.A.happens onB.happens to If anyone happens to drop in while I am out,（ ）him or her leave a message.B.haveD.tell我选D,但答案选B.不是have sb done吗?然后不是tell sb do sth.为什么还选B? if anyone happens to drop in while i am out,him or her leave a message.A.have B.get C.ask D.tell 可是我觉得 C.D都可以讲得通2.the bus driver insisted that he at a normal speed and therefore for the child's death.A.drive;not answer B.was dri what happens to you if anything happens ------ the phone,please let me know. A ,on B, in还有C to, If that happens,I won't go back to that store again为什么不是when something unusual happens to you if you (not be) careful填啥 “I don't think we have a right to happiness.If happiness happens,say thanks.＂ If anything _________ the machine,please let me know.A.happens to B.happens on C.happened to D.happened on If something happens daily,it happens every day. If something happens d___ ,it happens every day Promise not to tell anyone what I'm about to say.Anyone...Promise not to tell anyone what I'm about to say.Anyone includes Christian.He's compellable,if that's even a word. Anyone willing to make friends to improve English?if you want,please tell me your mobile. if one day you dou't want to listen to anyone caii me i prbmise 英语翻译In fact ,anyone can become a better student if he or she wants to.