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It took me a whole hour to solve the problem. ()
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抑制排卵避孕药的不良反应是
The most effective means of communication is employed in all of the following forms EXCEPT______.
Most Americans don’ t like to get advice from members of their family. When they need advice, they don’ t usually ask people they know. Instead many Americans write letters to newspapers and magazines which give advice on many different subjects, including family problems, sex, the use of language, health, cooking, child care, clothes, and how to buy a house or a car.Most newspapers regularly print letters from readers with problems. Along with the letters there are answers written by people who are supposed to know how to solve such problems. Some of these writers are doctors; others are lawyers or educators. But two of the most famous writers of advice are women without special training for these kinds of work. One of them answers letters addressed to "Dear Abby". The other is addressed as "Dear Ann Landers’. Experience is their preparation for giving advice.There is one writer who hasn’ t lived long enough to have much experience. She is a girl named Angel Cavaliere, who started writing advice for newspaper readers at the age of ten. Her advice to young readers now appears regularly in the Philadelphia Bulletin in a column called DEAR ANGEL. According to the passage, what is NOT included in the problems（）
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