The correct modals and infinitive in sentences are:
- I need a quiet place to study. Where<u> should I </u>go.
- You <u>better not</u> pack too much, or you will have to take some of it out at the airport.
- A: I think that the grade my teacher gave me on my test is wrong. B: Really? You <u>ought to talk</u> to her after class today.
- It is raining, and I don’t want to get my dress wet. I <u>had better bring </u> an umbrella.
- A: I’m very hot. B: You <u>should take off</u> your coat.
<h3>What are modals?</h3>
Modals are the words that are used to indicate permission, request, order, suggestions, capacity, etc. Examples are can, could, should, must, etc.
Thus, the correct options are 1. Should I, 2. Better not, 3. Ought to talk, 4. Had better bring, 5. Should take off.
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