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已知A、B两点的坐标为A(500.00,835.50),B(455.38,950.25),AB边的坐标方位角与象限角的关系是.aAB=RAB+180°。
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Word BankA) uncomfortableB)inevitableC) noticedD) surprisedE) negotiateF) themselvesG) complainH) crushedI) chargeJ) assignmentsK) facultyL) mistakesM) controlN) pleadO) adultsOne day, at the registrar’s office of a college, I 1 how parents are behaving with their college-age children nowadays. Obviously students are young2and can handle registration by3, but their parents completely4the situation. In a seminar for teaching assistants, I was 5 to hear that parents often go to their office to6about marks and 7 their children have got. What I have seen and heard has left me feeling8. Unlike my parents allowing me to make9in my life, parents of today’s college students seem never to give their children a chance to take10.
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