13. If you ______ (tie) the boat up, it wouldn’t have drifted away.
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12. I wish it ______ (be) spring all the year round.
11. We recommend that a neutral Chairman ______ (appoint).
10. The audience ______ (is, are) listening to a Beethoven symphony.
9. A number of pages ______ (is, are) badly torn.
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