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1. This question is easy enough for us to answer.
2. The water was not warm enough for the children to swim in.
3. The box was light enough for him to carry.
4. The work is hard enough for him to ask his friend for some help.
5. The weather was good enough for us to go on a picnic.
6. The sea is not warm enough for me to swim in.
7. The song is simple enough for her to sing.