Infinitive or gerund?

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Across
  1. 2. You require something (need)
  2. 4. You say you will definitely do something (promise)
  3. 7. You give something to someone (offer)
Down
  1. 1. You do not forget something (remember)
  2. 3. You want something to happen (hope)
  3. 5. You use time or money (spend)
  4. 6. You continue doing something (go on)