Read these sentences and complete them with should or should have + the verb in brackets.

Write your answers, don't use capital letters.

1. I’m in a difficult position. What do you think I _____? (do)

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2. I’m sorry that I didn’t take your advice. I _________ what you said. (do)

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3. He posted these letters two weeks ago, they _______ by now. (arrive)

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