这类句子的一般现在时通常出现在解说词（比如戏剧对话中）。比如下面这篇材料（摘自牛津英语高中英语教材），为便于理解，给出了相应翻译，其中变了颜色原内容就是“解说词”，均用的是一般现在时：

The invisible bench  隐形长凳

Characters: Five students  人物：五名学生

Setting:   A park        场景：某公园

Mike: Really, what this courtyard needs is a bench. Maybe here? (‘sits’ as if there is a bench) No. (gets up, walks to the other side of the stage. Tony enters, but Mike does not notice. ) Maybe here? (‘sits’ again) Yes, I think maybe here.

迈克:说真的，这个庭院所缺的就是一条长凳了。或许可以放这儿？(“坐下来”，好像有一条长凳似的) 不。(站起来，走到舞台另外一端。托尼上场，但迈克没有注意。) 也许这儿？(又“坐下来”) 嗯，我想也许可以放这儿。

Tony: What are you doing? 

托尼：你在干什么呢？ 

Mike: I’m sitting on an invisible bench, of course.

迈克：我自然是坐在一条隐形长凳上了。

Tony: Can I join you?

托尼：我可以和你一起坐吗？

Mike: Of course. (moves over as if to make room for Tony)

迈克：当然可以。(挪至一边，仿佛是在给托尼腾出地方)

Tony: Ah, it’s rather nice here, isn’t it?

托尼：啊，这里相当不错啊，对吧？

Mike: Indeed.  

迈克：的确是。

Both ‘sit’ for a while, reading their textbooks. Cathy enters.

两人坐了一会儿，看着他们的课本。凯西上场。

Cathy: What is going on here? 

凯西：这里正在发生什么事呀？ 

Mike: We’re sitting on an invisible bench.

迈克：我们正坐在一条隐形长凳上呢。

Tony: You should join us. It’s nice and cosy. 

托尼：你应该跟我们坐在一块。真的很好很舒服。

Cathy: Okay. Thanks for the invitation. (Mike and Tony move over. Cathy ‘sits’ down alongside them.) Wow, it’s quite comfortable!

凯西：好的，谢谢邀请。（迈克和托尼挪到一边，凯西坐在他们的身边）哇噻，真的好舒服啊！

Paula enters. 葆拉上场。

Paula: Sitting on an invisible bench, are you?

葆拉：你们坐在一条隐形长凳上，是吧？

Cathy: Yes, how did you know? 

凯西：是啊，你怎么知道的？

Paula: I was doing the same thing myself, just yesterday. Mind if I sit down? 

葆拉：我也做过同样的事，就在昨天。我坐这儿你们不介意吧？

Mike looks annoyed.  迈克看上去有点气恼的样子。

Tony and Cathy: Not at all. Please do! 

托尼和凯西：一点也不介意。请坐！ 

All make room. Mike stands up and wanders over to the middle of the stage and ‘sits’ down. Ann enters, looks at Mike. 

大家都挪出一点地方。迈克却站起来，溜达到了舞台中央，然后“坐”下来。安上场，看着迈克。 

Ann: You look like you are sitting on an invisible bench.  

安：你看上去像是坐在一条隐形长凳上嘛。

Mike: Yes, I am. 

迈克：是啊，没错。 

Ann: What are they doing over there? 

安：他们在那边干什么呢？

Paula and Cathy: We’re sitting on an invisible bench too! 

葆拉和凯西：我们也是坐在一条隐形长凳上呀！

Mike: No, you’re not.

迈克：不，你们不是。

Tony: We’re not?

托尼：我们不是？

Mike: No. I must have forgotten to tell you. (smiles)

迈克：对。我一定是忘记告诉你们了。(面带微笑)  It got too crowded, so I moved the bench. 刚才人太拥挤，所以我就将长凳给搬走了。

 Entire group (Tony, Paula and Cathy) fall down.

一行人——托尼、葆拉和凯西——都跌倒在地。

The End  

剧 终