只要时不时的对人们微笑就好了……当他们也向你微笑的时候——大多数时候他们都会这样做——看看这样是否可以使你感觉不错。

Just smile at people once in a while... when they smile back, which they will do most of the time, see if it doesn't make you feel good.

youdao

与邮差先生闲聊……不喜欢谈话？ 只要时不时的对人们微笑就好了……当他们也向你微笑的时候——大多数时候他们都会这样做——看看这样是否可以使你感觉不错。

Just smile at people once in a while…when they smile back, which they will do most of the time, see if it doesn't make you feel good.

youdao

我想知道我们是否可以在最后期限前几天请人检查一下我们的工作，这样我们可以做一些最后的修改。

I wonder if we could get someone to review our work for us a few days before the deadline so we can make some final changes.

youdao

I don't know whether we can or can't. Suppose we can.

我不知道这样是否可行，假设可以。

耶鲁公开课 - 死亡课程节选

You could use the "Is there" pattern to find out about whether there's a party and hopefully, you can receive an invitation.

你可以用“Is there”句型来确认是否有这样一个派对，希望自己能够得到邀请。

Is there 课堂 - SpeakingMax英语口语达人