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diet of
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which can be traced through the feathers and blood of birds that eat them.Scientists have collected samples from crows in order to estimate the proportion of larvae in their diet(Q40).They should then be able to gauge...
The government has the duty to ensure its citizens have a healthy diet,while others believe it is individuals’responsibility to care for their diet and health.Discuss both views and give your own opinion. 政府有责任确保...