He stood up.
She opened her eyes and sat up.
[The whole] class stood up and sang "Imagine". (Preliminary English Test; B1; Italian)
She looked up and smiled at me.
This road goes up into the Andes.
The water was up to the level of the windows.
As the concert finished, I heard someone call my name. I looked up and I saw my friend on the other side of the concert [hall]. (Preliminary English Test; B1; Swiss German)
He came straight up to me and introduced himself.
She came up to him to help him with the luggage. (Preliminary English Test; B1; Malay)
I stayed up all night finishing this report.
That night we were up until late talking and after a couple of days she left. (Preliminary English Test; B1; Turkish)
I can't decide for you, Jack, it's up to you.
It's up to Sophie to decide whether she wants to enter the competition.
This is my opinion but it's up to you. (Preliminary English Test; B1; Spanish)
What have you been up to?
They're up to something - I can tell.
What have you been up to? (Preliminary English Test; B1; Russian)
Please speak up. I can't hear you.
The heater warms the room up within minutes.
The cost of car insurance is up, but not very much.
Moreover the microphone suddenly wouldn't work anymore, and even though I desperately tried to speak up, people began to lose interest in both my speech and me and simply started to talk to each other instead. (First Certificate in English; B2; Danish)
Come on, Maria, drink up your lemonade.
Who's going to clean up this mess?
Anna, I broke one of your beautiful vase[s] accidentally when I was trying to clean up the house one evening. (First Certificate in English; B2; Chinese)
They were jumping up and down with impatience.
Well, you should be bouncing up and down with joy (just kidding)! (First Certificate in English; B2; Spanish)
He ran up the steps.
We followed her up the stairs to a large meeting room.
We r[o]de up the mountain [on] our b[i]kes. (Preliminary English Test; B1; Spanish)
They live just up the street.
Go up the street and turn left on the square. (Key English Test; A2; Portuguese)
We can invite up to 65 people.
A wedding can cost up to 10,000 SFr. (Preliminary English Test; B1; Swiss German)
You can call me up until midnight.
The party will be in my house up to 1:00 a.m., then we will go to Jean's house. (Preliminary English Test; B1; Spanish)
They were running up and down the hallway.
Only fifteen years ago, anyone who was seen walking alone down the street talking to himself was thought to be irrevo[c]ably mad, whereas nowadays we all stride up and down streets and corridors apparently muttering to the air. (First Certificate in English; B2; Spanish)
The course should bring you up to speed with the latest techniques.
Apart [from] this you can keep yourself up to speed with what's happening around the world on various fronts. (International English Language Testing System; C1; Urdu)