Curio asks Orsino If he would want to go hunt for the hart.
Act 1 scene 3
No, sir, it is legs and thighs. Let me see the caper. (SIR ANDREW dances) Ha, higher! Ha,ha, excellent! (1.1.120)
Taurus! Thats sides and hearts.
Viola is asking the captain who is the ruler here, the captain follows up and says Orsino is the captain.
Act 1 Scene 4
On your attendance, my lord ,here.(1.1.10)
Who saw Cesario, ho?
Sir Andrew is catching up with Sir Toby Belch after not seeing him.
Act 1 Scene 4
I think not so, my lord
O, then unfold the passion of my love, Surprise her with discourse of my dear faith : It shall become thee well to act my woes; she will attend it better in thy youth Than in a Nuncio's of more grave aspect.(1.1.25)
Sir Toby and Sir Andrew are having a laugh and they are dancing.
Orsino was asking where is Cesario after not finding her, after she clarifies that she is here.
Orsino is asking Viola to go and advise Olivia his love for her.