Has this seat number started boarding?

这个座位号已开始登机了吗？

Here is a copy of itinerary we have worked out for you and your friends.Would you please have a look at it?

这是我们为你和你的朋友拟定的活动日程安排。请过目一下，好吗？

Has your company done any research in this field?

请问贵公司对此范畴做了任何研究吗？

He is attending a conference now.

他正在出席会议。

When could we typically expect delivery?

我们希望常规的发货时间是什么时候呢？

I don't think so. I know several convenient hotels. Let me make some calls.

我认为没有，我知道有几家便利旅馆，让我打几个电话。