Should or shouldn't

A: My friends failed their exams. What should they do?

B: They ________________ study more.

A: Should I take this medicine?

B: No, you _____ .

A: I want to make some new friends. Should I join a club?

B: Yes, you _____ .

A: I’ve got a cold.

B: You _____ put on a jumper.

A: Should my brother buy a fast car?

B: He _____ . They are very expensive.

A: There’s a party tonight. What _____ I wear?

B: What about your new dress?

A: I want to get fit. Should I do more exercise?

B: Yes, you _____ .

A: My leg hurts. Should I enter the race?

B: No, you _____ .

A: I’ve got a pain in my foot.

B: You _____ wear more comfortable shoes.

A: I feel very tired today.

B: You _____ watch television and you should turn your computer off.

A: My sisters want to do a new sport. Which one _____ they do ?

B: Badminton is good fun.

A: _____ I take some medicine? I’ve hurt my arm.

B: I think you should go to the doctor.