动词
中文翻译：生病
同义词：
['have a fever', 'have a cold', 'be sick']
例句：
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1. She had a bad headacheand was in bed for two days.
她头疼得厉害，卧床两天了。
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2. Hehas been having a cold since last week.
他上周开始感冒了。
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3. Thebaby is having a hardtime keeping down his food.
宝宝很难把食物咽下去。