Finish the second sentence in such a way that is similar to the original one. 1. The world would be much better off if all environmental pollution stopped today. -> Were . . . . . . . 2. He suddenly thought that he might have misunderstood her. -> It crossed . . . . . . . . . . . . 3. You must concentrate on your study more. -> You must apply. . . . 4. If you don't pay on time, your booking will be cancelled. -> Failure. . . . . . . .

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