题目内容:
Accordingtothepassage,whatistherelationshipbetweenbloodtestingandkeepinghealthy?
A.Theinformationhiddeninadropofbloodcankeeponehealth B.Totakebloodtestingisnecessaryforkeepinghealth
C.Bloodtestingcanonlyavoiddangeroushealthcondition
D.Bloodtestingisnecessaryonlyforthesic
参考答案:
答案解析: