Over50%ofthefreshwaterintheworld
问题详情:Over50%ofthefreshwaterintheworld________inthepolarareas.A.are B.is C.were D.was【回答】B知识点:相似相近词比较题型:选择题...
问题详情:Over50%ofthefreshwaterintheworld________inthepolarareas.A.are B.is C.were D.was【回答】B知识点:相似相近词比较题型:选择题...