这位巴西渔夫捕到的鱼不仅会被人食用，而且还会被当成药物使用。罗非鱼是常见的淡水鱼，工作人员把鱼皮仔细清洗并保存好。这是因为罗非鱼皮是能够有效缓解烧伤的良方。罗非鱼皮被加工成长条状以包扎伤口。虽然这并不属于传统疗法，但实践证明它既有效又平价。

词汇 tumours

肿瘤

remedy

疗法

练习 请从以下词汇中选择适当的答案来完成句子。注意：你可能需要改变单词的时态来完成句子。

tumours / remedy

1. Does your tummy hurt? My granny has a very good herbal ______ for that. Drink this cup of tea and you’ll feel well in no time at all.

2. The earliest evidence of cancer in the human fossil record has been discovered in a cave in South Africa, an international team of scientists say. The aggressive ______ was found in a 1.7 million-year-old toe from an ancient human ancestor.

答案 1. Does your tummy hurt? My granny has a very good herbal remedy for that. Drink this cup of tea and you’ll feel well in no time at all. 

2. The earliest evidence of cancer in the human fossil record has been discovered in a cave in South Africa, an international team of scientists say. The aggressive tumour was found in a 1.7 million-year-old toe from an ancient human ancestor.

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