Felix
Where is the subject at the part of "not yet fully understood" Yet the Nile has been changed by modern man in ways not yet fully understood. What words were omitted at last part?
2015年3月30日 14:54
回答 · 6
The ways the Nile has been changed are not yet fully understood. The subject is unstated, but refers to people in general.
2015年3月30日
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