All right, I think it’s about time we get started/ going.

    Right then,I think we should begin.

    较口语的说法有：

    Let’s begin/get going, shall we?

    Shall we start?

    ●揭示讨论要点

    1.Let me bring your attention to (what I see as) the main issues.

    2.Let’s focus on the main issues.

    3.Let me tell you what I believe to be the main issues.

    4.Allow me to set out the main issues for you.

    bring one’s attention to... 的意思是“让某人注意(听、看)……”此句中的bring可用call代替；main为“主要的”;issue是“争论点;关键;议论”。这句话是表示自己要宣布几个重要事项，请与会者注意所要说明及提示的要点；这是正式的表达用语 ......