搜题，就来5TiKU.com题库【问题】 When there is an absence of reliable information about drugs, the risks involved in using them are greatly increased.A.There is no reliable information about drugs.B.Using drugs is more dangerous when we don’t know what effects and dangers are involved.C.
When there is an absence of reliable information about drugs, the risks involved in using them are greatly increased.A.There is no reliable information about drugs.B.Using drugs is more dangerous when we don’t know what effects and dangers are involved.C.The risks involved in using drugs have increaseD.d. People should try to find out about drugs before using them.E.There are no risks involved in using drugs if we have reliable information about them.
正确答案：BD
题目解析：本题出自新疆财经大学 ，甘肃开放大学 英语阅读1，由丰阳塔题库搜集整理。
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