Residents in the remote area have ________ about what the disease is all about, not to mention prevention and treatment
| A．a little knowledge | B．little knowledge | C．few knowledges | D．a few knowledges |
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Residents in the remote area have ________ about what the disease is all about, not to mention prevention and treatment
| A．a little knowledge | B．little knowledge | C．few knowledges | D．a few knowledges |
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