Had better (3)

What would you say in these situations? Add a sentence with 'd better (not) and the words in brackets.

0 Vicky doesn't feel well. She's got a headache. What might you say to her? (an aspirin).

You'd better take an aspirin.

1 You and Daniel are meeting Rachel. You've both arrived, but she isn't there yet. She is usually late. (wait)  

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2 Ilona is leaving her bike outside the swimming-pool. You know it won't be safe if she leaves it unlocked. (lock)  

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3 Some friends are going to visit you today. Your room is in a mess. What do you think? (tidy)  

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4 Nick is giving you a lift in his old sports car. There's a speed limit, and there's a police car behind you. (too fast)  

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5 There's an exam tomorrow. Neither you nor Rachel have done any work for it. (some revision)