[+ speech] "Oh, and thank you for all your help!" he added as he was leaving.

It's $45 - $50 if you add in (= include) the cost of postage.

Don't forget to add on your travelling expenses/add your expenses on.

add (sth) up phrasal verb: to calculate the total of two or more numbers:

If you add those four figures up, it comes to over £500.

She added the bill up.

I'm not very good at adding up!

add up to sth (AMOUNT) phrasal verb: to become a particular amount:

The various building programmes add up to several thousand new homes.

We thought we'd bought lots of food, but it didn't add up to much when we'd spread it out on the table.

The cost for the holiday added up to 3000 yuan.

add up to sth (RESULT) phrasal verb: to have a particular result or effect:

It all added up to a lot of hard work for all of us.

Their proposals do not add up to any real help for the poor.

What you said added up to that you wouldn't give help.你说的话意思就是你不愿意帮忙。

6. ... smells are given out through small openings in the headsets. (P42)

give out phrasal verb

(1) send out 散发（光，热，气味等）The flowers in the garden give out pleasant smell.

(2) be used up用光，耗尽 When my boy made the same mistake again, my patience gave out.

(3) If a machine or part of your body gives out, it stops working; be tired out精疲力尽 After climbing up the mountain, I gave out.

At the end of the race his legs gave out and he collapsed on the ground.

(4) hand out分发 In order to go to school, the 7-year-old boy made money by givinging out leaflets in the street.

give in (AGREE) phrasal verb: to finally agree to what someone wants, after refusing for a period of time:

He nagged me so much for a new bike that eventually I gave in.

The government cannot be seen to give in to terrorists' demands.

give in (ADMIT DEFEAT) phrasal verb: to accept that you have been defeated and agree to stop competing or fighting:

You'll never guess the answer - do you give in?

She wouldn't give in until she received a full apology.

give up (sth) phrasal verb: to stop doing sth. before you have completed it, usually because it is too difficult:

[+ ing form of verb] I've given up trying to help her.

give sth up (NOT DO) phrasal verb: to stop doing a regular activity or job:

[+ ing form of verb] He's given up driving since his illness.

We're going to give up our sports club membership after this year.

If only I could give up sweets!

give sth away (FREE) phrasal verb: to give sth. to someone without asking for payment:

The shop is giving away a sample pack to every customer.

Nobody wants this type of heater anymore - I can't even give it away!

He is so kind as to give away a large amount of money to the poor.

give sth away (SECRET) phrasal verb: to tell people sth. secret, often without intending to:

The party was meant to be a surprise, but Sharon gave it away.

I won't give the game (= the information or plan) away.

　Don't trust him. He is sure to give away your secret.

give sb away phrasal verb: to show someone's secret feelings:

She thinks no one knows how much she likes him, but her face when I said he'd be there really gave her away!

give sth off phrasal verb: to produce heat, light, a smell or a gas:

That tiny radiator doesn't give off much heat.

The wild flowers around the hill give off a nice smile.