Most efforts to combat such mosquito-borne diseases like malaria and dengue have focused either on the vaccination of humans or on exterminating mosquitoes with pesticides.
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Alike malaria and dengue have focused either on the vaccination of humans or on exterminating
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Blike malaria and dengue have focused either on vaccinating of humans or on the extermination of
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Cas malaria and dengue have focused on either vaccinating humans or on exterminating
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Das malaria and dengue have focused on either vaccinating of humans or on extermination of
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Eas malaria and dengue have focused on either vaccinating humans or exterminating
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正确答案: E