5.Sometimes when you take a common drug,you may have a side effect.That is,the drug may cause some effect other than its (51)B one.When these side effects occur,they are called adverse reactions. (52)C you have an adverse reaction,you should stop taking the drug right away.Ask your doctor whether he can suggest a drug that will (53)C the symptoms but that will not cause the adverse reaction.If an adverse reaction to a drug is serious,consult your doctor for advice at once.
Drugs that are (54)A in the dosage(劑量) stated on the label may be dangerous in large doses.As for aspirin,it is (55)D thought of as dangerous,but there are many reports of accidental poisoning of young children who swallow too many for their young bodies to handle.In adults,(56)B use of some pain-killing drugs may cause severe kidney damage.Some drugs for relief of stomach upsets,when taken in excess,can cause an upset in the body's secretion of enzymes(酶的分泌),perhaps bringing about serious digestive problems.You should never use any over-the-counter drug on a regular,continued (57)A,or in large quantities,except on your doctor's advice.You could be suffering from a serious illness that needs a doctor's care.
Each drug you take not only acts on the body but may also (58)C the effect of any other drug you are taking.Sometimes,the consequences of this change can lead to dangerous or even fatal reactions. (59)D,aspirin increases the blood-thinning effect of drugs given to patients with heart disease. (60)C,a patient who has been taking such a drug may (61)D hemorrhage(出血) if he uses aspirin every time he gets a headache.When it comes to (62)C certain drugs can safely be used together,you should ask your doctor and follow his advice.
Alcohol may increase the effect of a drug.With alcohol,sleeping pills and antihistamines are likely to produce drowsiness(半醒半睡).When taking any drug,you should ask your doctor whether drinking alcohol could be dangerous in (63)A with the medicine.
Experts believe there is a relationship between adult abuse of legitimate(合法的) medicines and the drug culture that has swept our country.You can do your share to (64)C the chances of your children's becoming part of the drug culture by treating all medicines with (65)A.
51.A.imagined | B.intended | C.created | D.extended |
52.A.Wherever | B.Whatever | C.Whenever | D.However |
53.A.reduce | B.recover | C.relieve | D.remove |
54.A.safe | B.reliable | C.a(chǎn)dequate | D.a(chǎn)vailable |
55.A.merely | B.generally | C.particularly | D.hardly |
56.A.a(chǎn)dequate | B.excessive | C.direct | D.full |
57.A.basis | B.ground | C.level | D.control |
58.A.have | B.create | C.a(chǎn)lter | D.take |
59.A.In addition | B.In conclusion | C.By contrast | D.For example |
60.A.However | B.Moreover | C.Therefore | D.Namely |
61.A.a(chǎn)void | B.discover | C.slow | D.risk |
62.A.how | B.whether | C.what | D.when |
63.A.combination | B.harmony | C.a(chǎn)ssociation | D.comparison |
64.A.increase | B.improve | C.reduce | D.take |
65.A.respect | B.doubt | C.patience | D.permission. |