句首框架，在语境中理解。

这是第一次；这次是首次

This is the first time I've cooked with fresh saffron, so I'm following the recipe carefully.

说清楚；明确地说

To be clear, the new entrance is open to visitors, but the west staircase remains closed.

公平地说；说句公道话

To be fair, the repair crew finished early even though the replacement parts arrived several hours late.

说实话；老实说；老实说；说实话

To be honest, I was nervous about leading the tour until the visitors started asking friendly questions.

说实话；老实说

To tell the truth, I expected the walk to be much shorter.

说实话；老实告诉你

To tell you the truth, I prefer the quieter café because we can actually hear each other there.

为此；为了达到这一目的

The report calls for clearer labels; to that end, the department has drafted a new standard.

我们必须；我们得……

We have to leave by six if we want to catch the last ferry.

嗯，不过确切地说；用于委婉补充或纠正

Well, actually, the library stays open until eight on Thursdays, so we still have time to study.

……怎么样；要不考虑……；……怎么样；那……呢

What about taking the earlier train? We would have time to get breakfast near the station.

你说……是什么意思；你所说的……指什么

What do you mean by 'priority seating' on this ticket?

你觉得……怎么样？

What do you think of the new library now that you have seen the study rooms?

……怎么了；……发生了什么

What happened to the blue umbrella you used on the walk yesterday?

要是……会怎样？；万一……呢？；如果……会怎样；万一……呢

What if the restaurant is full when we arrive—should we call ahead?

到底怎么回事；究竟（表示惊讶或不解）

What the heck is a spoon doing in the toolbox?

到底；究竟（表示惊讶或恼怒）

What the hell happened to the kitchen while I was out buying groceries?

而且；更重要的是

The new bus stops closer to the clinic; what's more, it runs every fifteen minutes on weekdays.

……怎么回事；……有什么问题（非正式询问）

What's up with the security lights flickering every time the elevator starts?

……有什么问题；不妨……；……有什么问题；……怎么了

What's wrong with taking the footpath if the main road is crowded?

说到；谈及；说到；就……而言

When it comes to packing light, my sister can fit a week's worth of clothes in one backpack.

我们为什么不……呢（用于提建议）

Why don't we reserve a table before the dinner rush begins?

你为什么不……（用于提建议）；你为什么不……；不如你……吧

Why don't you call the clinic before we leave, just to make sure a doctor is available?

为什么不呢；不妨……；为什么不……呢；不如……吧

We have one extra ticket, so why not invite Mina to the concert?

恕我直言；出于应有的尊重

With all due respect, we should test the new lock before asking everyone to use it.

你想要……吗；你愿意……吗

Would you like to sit near the window? There's more light there for reading.

你想不想；你愿意……吗

Would you like to walk through the market with me before it gets crowded?

你介意……吗？（礼貌请求）

Would you mind keeping the door closed while the baby takes a nap?

你看得出来；你能判断出；看得出来；可以判断出

You can tell the bread is fresh because the crust is still warm.

你不必；你没有必要

You don't have to bring dessert; Maya said she would make a fruit tart.

你根本不知道；你想象不到

You have no idea how quiet this street becomes after the school closes.

你必须；你一定要

You have to try the peach pie at the bakery on Willow Street; they bake it fresh every morning.

你知道；你看（口语中的提示语）；你知道吧；用于补充说明或寻求共鸣

You know, the riverside path is much quieter after the evening rush.

你也许可以；你可能需要

You might want to save the receipt in case you need to exchange the headphones.

你看；你瞧；要知道

You see, the last bus leaves earlier on Sundays, so we should head to the stop now.

你会以为；照理说……

You would think the earlier train would be quieter, but it's packed today.