If anything _________ the machine,please let me know.A.happe

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If anything _________ the machine,please let me know.A.happens to B.happens on C.happened to D.happened on

选A
用happens to,全句意思“如果机器出了什么问题,请通知我.” happen to sb/sth意思是“出了（问题）,发生（意外）”,通常指“出了意想不到的（坏）事情”.又如：An accident happened to him.他出了事故.happen on意思是“偶然碰到,偶然发现”,例如：The two men happened on each other by chance.那两人偶然碰了面.

if anything happens ------ the phone,please let me know. A , If you find the key ,please().A let know me B let me know C If anything_____the machine ,please let us know. If you want help—money or anything ,let me know,_________ yo if you dont feel anything for me,please let me know as soon Please can you let me know if you are shipping anything to u 好的加分1.If anything ______(happen) .please let me know.(填原形过去 Please let me know if you have any______questions.A.further If Mr Smith___back,please let me know. If you know ( ) who knows the answer,please let me know. If you love me,please don't let me be the last to know是什么意思? 英语虚拟语气题3.If he _________ me tomorrow,I would let him know.A.