A.of B.as C.on D.up E.between
Fears of high cholesterol were frequently voiced ____1 until the mid-1990s.However,more
recent research has shown that the distinction ___2 high-and low-density lipoprotein("good"and＂ bad"cholesterol,respectively)must be addressed when speaking ____3 the potential ill effects of cholesterol.Different types of dietary fat have different effects ___4 blood levels of cholesterol. For example,polyunsaturated fats tend to decrease both types of cholesterol;monounsaturated fats tend to lower LDL and raise HDL;saturated fats tend to either raise HDL,or raise both HDL and LDL;and trans fat tend to raise LDL and lower HDL.Dietary cholesterol itself is only found in animal products such ____5 meat,eggs,and dairy,but studies have shown that even large amounts of dietary cholesterol only have negligible effects on blood cholesterol.