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Which sentence uses a verb in the subjunctive mood? On the commercial, a doctor recommended that people exercise at least three times a week. I asked myself quietly,"How hard can exercising be?" I decided to go outside and run laps around the block. I wanted to cheer myself on, so I told myself,"Go for it!" I clutched my abdomen, crawled back to my house, and turned on the TV while I waited to catch my breath.