32岁已婚女性，结婚7年未孕，痛经逐渐加重3年，查子宫后屈，活动不良。附件区触及活动不良囊性包块，官骶韧带有黄豆大触痛结节。为预防本病发生，以下说法错误的是（）

A.鼓励妊娠

B.不结婚不生育

C.防止经血流入盆腹腔

D.人工流产吸宫时，吸管缓慢拔出

E.服用口服避孕药抑制排卵

Education is compulsory and free for every child in the United States. Most children start school by the age of six. They attend eight years of (36) schools and four years of high school or (37) school. The money for free public schools comes from taxes, and each state is (38) for its own educational system. State legislatures set the educational requirements but leave the (39) of the schools in the hands of the (40) communities. Most states require their children to go to school until a certain age. This age (41) from 10 to 18 years according to the laws of the (42) states. The Federal government (43) funds to the states for additional school and school services.
(44) . One may go to a twoyear college, a four year college, a university, or a specialized professional school—either public or private. Most colleges admit students on the basis of their high school records. (45) . Many students receive scholarships from the schools, governments, or private foundations and organizations. (46) . Only 2 percent of the population of the country cannot read and write.