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1. He wasn't experienced enough to do the job.

2. She is not old enough to ride a motorbike.

3. The boy isn't old enough to understand this.

4. This book isn't small enough for you to put in your pocket.

5. The weather isn't warm enough for us to go swimming.

6.  I am lucky enough to have many good friends.

7. This exercise is not easy enough for me to do.

be adj enough to V ~ đủ... để