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【判断题】
若函数 在 内满足 ,则 在 内的图形是凸的。A.
正确
B.
错误
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【单选题】A brittle mind appears to be ________.
A.
a mind which may appear strong, but is actually nervous and vulnerable
B.
a mind which appears nervous and vulnerable but is actually strong
【简答题】When I was a small boy my family was very poor. My father always used his savings to my mother to visit her parents who lived far away. There was just my younger brother and myself in the house. One e...
【多选题】赵某是一家工厂的工人,他勤奋好学,业余时间参加了一个电脑培训班培训。但苦于自己没有电脑,因此他提出借其朋友郭某的笔记本电脑三个月,待培训班结束后返还,并提出可以给郭某 500 元的报酬。郭某欣然同意。两个月后,郭某欲将电脑以 5000 元的价格卖给孙某,并告知孙某电脑出借给赵某一事,要求孙某一个月后再去赵某处取电脑,孙某同意并支付了价款。下列说法正确的有哪些?
A.
赵某属于自主占有
B.
郭某属于间接占有
C.
交付方式为占有改定
D.
交付方式为指示交付
【简答题】刘某(男)与黄某(女)一直在深圳打工,2012年8月上旬,二人经媒人介绍相识,逐渐确立恋爱关系。2013年5月22日,双方在政府民政部门办理结婚登记手续。新婚阶段,夫妻关系和睦。后来,刘某发现妻子常常去朋友张某(女)家打牌,夜不归宿,且妻子与自己没有了往日的亲密,遂怀疑妻子有了外遇。经深入调查,刘某发现黄某和她的朋友张某不是普通朋友关系,而是情人关系,二人早已同居。刘某无法接受这一事实,将黄某告上...
【单选题】图示溢流阀的作用有()。
A.
二位二通电磁阀通电时，可使泵卸荷，溢流稳压作用。
B.
二位二通电磁阀通电时，泵停止运转。
C.
二位二通电磁阀通电时，溢流阀不起作用。
D.
二位二通电磁阀通电时，电磁阀上位接入系统。
【单选题】听力原文： My father was a very soft-spoken man, however, he had some very definite ideas about money and work. He believed that work was good for the soul and, besides, money could come in very handy. Pap...
A.
He was indifferent to his job.
B.
He was happy about his job.
C.
He was unhappy about his job.
D.
He was satisfied with his job.
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