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【判断题】
在proe5.0中,“扫描混合”指令只能生成实体,不能生成曲面。
A.
正确
B.
错误
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【单选题】Perhaps the most important quality (shared) by all notable scientists is a strong determination (to solve) a problem, when it (arises) or to seek an explanation for a (phenomena).
A.
shared
B.
to solve
C.
arises
D.
phenomena
【单选题】Murovyovka Nature Park, a private nature reserve, is the result of the vision and determination of one man, Sergei Smirenski. The Moscow University Professor has gained the support of international fu...
A.
reduce pollution in reserve farmlands.
B.
obtain the United Nations' cooperation.
C.
learn how local farms are operated.
D.
import new breeds of farm animals.
【判断题】N沟道增强型MOSFET的VGS的作用是形成导电沟道,VDS的作用是使沟道内载流子产生定向移动和产生沟道夹断
A.
正确
B.
错误
【单选题】这个符号表示是
A.
NPN型三极管。
B.
PNP型三极管
【单选题】这个符号表示
A.
增加小数字的位置
B.
把数字全部变成0
【单选题】My sister wants ________ [      ]
A.
to be teacher
B.
to be a teacher
C.
be a teacher
D.
be an teacher
【单选题】The law of the state in which land is situated (lex situs) will be applied to determine all questions of ().
A.
title
B.
succession
C.
capacity
D.
patent
【简答题】(18分)阅读下面图文资料并结合所学知识,完成下列各题。 珍珠是一种有机宝石,产在蚌类等软体动物体内,由于内分泌作用而生成的含碳酸钙的矿物珠粒。水温在15~30度之间,育珠蚌生长和发育正常,珍珠质分泌旺盛,珍珠生长快。 甲国(左图)因盛产天然海水珍珠而久负盛名。世界上很多国家的珍珠养殖要1~2年才能收获,但是在甲国,每3~6个月就能收获一次,所产珍珠不仅产量大,品质也佳。 20世纪60年代初期以前...
【单选题】'What is he?' 'He is ______.'
A.
a teacher and writer
B.
a teacher and a writer
C.
teacher and writer
D.
the teacher and writer
【简答题】你 将来 想做什么?
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