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t. It was too hard for her to eat. ? 11 Yes, she could. It was sweet enough for her to eat. ? 12 No, she couldn39。 t. It was too low for them to hear. ? 7 Yes, he could. It was low enough for him to climb. ? 8 No, he couldn39。t. It was too expensive for him to buy. ? 3 Yes, they could. They were fresh enough for them to eat. ? 4 No, they couldn39。t go out. It was too cold for me to go out. ? 3 I could answer all the questions. They were very easy. ? 4 Is that suitcase light enough for you to carry? ? 5 Is your brother old enough to be a member of our association? ? 6 They couldn39。 Key to written exercises ? 1 I couldn39。