I will keep you_of how our business is going on.A.inform B.informing C.to inform D.informed 答案是选D,为什么呢?

I will keep you_of how our business is going on.A.inform B.informing C.to inform D.informed 答案是选D,为什么呢? I will keep you I will keep supporting I hope it will keep I will keep our words! if you keep your word,I Will Keep 求英文翻译：I will keep pushing myself! I keep thinking times will never change. i will keep going 什么意思 I will keep the promise between i will keep the peace i found with you I once said、I will keep love you I will keep comany with you foreverI will keep company with you foreverI will company with you forever这几句是什么意思? i will follow you and keep you strong是什么意思 I hope this time will keep long-time是什么意思? i hope you will keep fit求分析结构 I will keep you company all the time. I will miss you.Please keep in touch with