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【判断题】
通过膈的主动脉裂孔的结构包括降主动脉和胸导管。A.
正确
B.
错误
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【简答题】Mr. Ma, a famous mental doctor from Beijing once said at an important meeting, “Now many young students can have problems with their minds. Some students become worried because they have to study very...
【简答题】B At the middle school level, there are many academic clubs in which students can participate. Students can choose clubs that focus on an area of interest. Mathcounts Club Mathcounts tries to increase...
【多选题】碳化硅(SiC)晶体有类似金刚石的结构，其中碳原子和硅原子的位置是交替的。它与晶体硅和金刚石相比较，正确的是 [ ]
A.
熔点从高到低的顺序是金刚石>碳化硅>晶体硅
B.
熔点从高到低的顺序是金刚石>晶体硅>碳化硅
C.
三种晶体中的单元都是正四面体结构
D.
三种晶体都是原子晶体且均为电的绝缘体
【单选题】The general ordered the soldiers _____ to the back door quickly.
A.
run
B.
running
C.
to run
D.
ran
【单选题】晕轮效应：又称成见效应，根据某人表现出来的特点．观察者对该人做出一种偏见性的(积极或消极的)估价，并把这种估价扩展到其他方面去。· 下列各项中属于晕轮效应的是：
A.
班主任杨老师很讨厌衣冠不整、蓬头垢面的男学生，因为她总觉得这样的学生智力有问题
B.
小杨家买了台海尔冰箱，感觉特别好，之后只要家里买电器，比如洗衣机、空调等，就都买海尔牌
C.
前苏联心理学家对72人做过一项调查．有9个人认为宽大的前额是憨厚老实的标志
D.
临出门时，妈妈告诫晓敏要注意公交车上的扒手，让晓敏觉得公交车上每个人都像扒手，因此把自己的包抱得紧紧的
【简答题】SiC的 晶体类型
【简答题】Mr. Ma, a famous mental doctor from Beijing once said at an important meeting, “Now many young students can have many problems with their minds. Some students become worried because they have to study...
【单选题】The general ordered his troops to move quickly towards an position.
A.
advantageous
B.
considerable
C.
increasing
D.
diverse
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