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LÍNGUA INGLESA BÁSICA ASII PERGUNTA 1 Read the short news and decide which prepositions complete the gaps. Mattress covers do not help dust mite allergies, study says Based (1) ___________ two dozen clinical trials, U.S. researchers find that expensive mattress covers make no difference in reducing dust mite allergies or their symptoms. (2) __________ to 40 percent (3) ________ the world population has allergies, and dust mites are thought to be one of the most common causes. Doctors often tell patients to buy special mattress and pillow covers despite a lack of evidence they relieve the problem, the authors say. "Based on this analysis which combines data (4) __________ many different studies, there doesn't seem to be any benefit to using dust mite covers to prevent allergic disease or to prevent symptoms," lead author Whitney Arroyave told Reuters Health. (1) on; (2) up; (3) of; (4) from (1) in; (2) at; (3) of; (4) with (1) behind; (2) after; (3) of; (4) from (1) up; (2) up; (3) from; (4) of (1) with; (2) up; (3) of; (4) of PERGUNTA 2 Read the text and complete the gaps with the appropriate prepositions and then, mark the right alternative. Going vegan: Weighing the risks and benefits A vegan diet includes only plant-based foods – no eggs, dairy or animal products of any kind. Studies have shown that vegans tend to have lower body mass indexes (BMIs) and a reduced risk of diabetes, heart disease and cancer. But they are also more vulnerable to nutritional deficiencies including: B12, omega-3 fatty acids, vitamins A & D, iron, zinc, calcium. All of these vitamins and nutrients are vital for regulating energy and mood – (1) _______ other important functions – so vegans should be sure to eat a lot of foods like: fruits and vegetables, whole grains, legumes, nuts, seeds, beans. If you’re thinking about going vegan, talk to your doctor and/or a nutritionist first and follow up (2) ________ them if you need to make adjustments to your diet. (1) along; (2) for (1) among; (2) after (1) among; (2) with (1) between; (2) to (1) through; (2) of PERGUNTA 3 Read the short text and complete the gaps with the appropriate prepositions, then mark the right alternative. Perms and hair dyes linked to concerning compounds In a new study, hairdressers who often used light colored hair dyes or hair-waving products (1) ___________ clients had more potentially cancer-causing compounds (2) __________ their blood than hairdressers who used the chemicals less frequently. The study included hairdressers as well as women who used hair dyes on themselves and some who had never used them at all, and none of the women had actually been diagnosed with cancer. The World Health Organization considers hairdressing work probably carcinogenic, since hairdressers tend to be (3) __________ higher risk for bladder cancer. The new results could help narrow down specifically where the cancer-causing agents are coming from. (1) with; (2) along; (3) among (1) of; (2) in; (3) on (1) in; (2) on; (3) at (1) on; (2) in; (3) at (1) at; (2) in; (3) on PERGUNTA 4 Complete the sentence with the correct preposition. Natural supplements can help treat and even prevent a cold (1) __________ drowsy side effects. without for between among through LÍNGUA INGLESA BÁSICA ASII PERGUNTA 1 PERGUNTA 2 PERGUNTA 3 PERGUNTA 4