В предложениях поставить либо has to либо have to/

1) angela tell your brother to happy up. He __________ be at music school on time.

2) Listen, I want to speak with you about your argument with Tom. You _______ tell me the truth.

3) The birthday cake is delicious. You _________ try a piece of it.

4) Why do you look so strange? Have you got a temperature ? You ________ stay in bed and send for the doctor.

5) mum, give me a black pen. I ________ use a black pen at my Maths exam.