题目:
儿童肾肿瘤主要是()
A.肾细胞癌
B.肾胚胎瘤
C.肾盂癌
D.成人肾脏多形性腺癌
E.前列腺癌
答案:
参考答案:B
儿童肾肿瘤主要是()
A.肾细胞癌
B.肾胚胎瘤
C.肾盂癌
D.成人肾脏多形性腺癌
E.前列腺癌
参考答案:B
放射免疫分析(竞争法)进行测定时分三个步骤,即____________、_________、______________。
剖开发育不均匀的西瓜,可见凹侧的种子发育或不发育。西瓜发育不均匀的原因是 [ ]
A.种子的发育需要果实提供营养
B.发育不良的种子合成的生长素少
C.无种子的子房不可能发育成果实
D.光照不均,影响生长素的分布
完形填空。 | ||||
A young girl, Hattie, stood outside a small church from where she had been turned away because it was too crowded. A kind pastor carried her 1 and found a place for her to sit in the back. He also told her they could build a 2 Sunday school by raising money. The pastor didn't see 3 again until he heard from her parents some two years later. Hattie had sadly died and her parents called for the kind-hearted pastor, who had treated their daughter 4 to handle the final arrangements. As her poor little body was 5 , a worn and wrinkled purse appeared in front of them. Inside was found 57 cents and 6 , reading "This is to help to build the little church bigger 7 more children can go to Sunday school." For two years she had saved for this offering of 8 . When the pastor 9 read that note, he knew immediately what he would do. 10 this note and the cracked, red pocketbook to the pulpit, he 11 the story of her unselfish love and devotion.He challenged his deacons (助祭) to get busy and raise enough money for the larger building. 12 the story doesn't end there! A newspaper learned of the story and 13 it.It was 14 by a rich man who offered them a parcel of land worth many thousands.When told that the church couldn't pay so 15 , he offered it for a(n) 16 payment. Church members made large donations.Checks 17 from far and wide.Within five years the little girl's 18 had increased to $250,000.00,Her unselfish love had paid large shares. When you visit Philadelphia, look up Temple Baptist Church, with a 19 capacity of 3,300.In one room may be seen the 20 of the sweet face of the little girl, whose 57 cents made such remarkable history. | ||||
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某公司计划开发一种新产品,甲乙丙三个开发小组各提供一套方案。公司从投资可行性、技术可行性、产品性能三个方面对方案进行综合评价。各项评价因素的权重分别设定为0.2、O.3、O.5,并请有关专家对三个开发小组的方案进行评分,各项评分的平均值如题29表。
根据综合评分法选择最为合适的新产品开发方案,并说明该评价法最主要的优点是什么。
潍坊风筝在哪一届奥运会上被放飞()
A.北京
B.悉尼
C.伦敦
D.汉城