下列各式中，运算正确的是（    ）

中华文化博大精深，处处闪烁着哲学的光辉。下列对成语的哲学寓意理解正确的是（  ）

①胸有成竹——意识具有能动作用

②揠苗助长——否认规律的客观性和普遍性

③刻舟求剑——离开物质谈运动

④仁者见仁，智者见智——世界观和方法论相统一

近年来，美国与中国周边国家日本、菲律宾频繁军演，插手中国东海、南海事务，其狼子野心与上世纪初的行为如出一辙。最近又在韩国部署“萨德”有进一步的行动。上世纪初，美国为争夺亚太地区的霸权（     ）

    My mother is a teacher. On weekdays, she gives lessons at school and on Saturdays she works in clubs. On Sundays, she is still busy.

On Sunday morning, mum gets up at six. She cooks breakfast for us first. And then it's time for cleaning. After that, she has breakfast with father and me. At 9, she goes to buy food for lunch in the supermarket. She can have a short rest after lunch. In the afternoon, mum doesn't go out. She helps me with my lessons. She does some reading, too.

    Mother watches TV at about 7 when she finishes (完成) the housework. But at that time she is always tired and falls asleep (睡着) in the sofa sometimes.