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【单选题】
嫁接繁殖中，砧木和接穗的亲缘关系越近，亲和力越强，下列情况亲和力最强的是（）A.
不同科之间
B.
同科不同属之间
C.
同属不同种之间
D.
同种不同品种之间
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【简答题】1___ delinquent 2___ fuss 3___ impediment 4___ piece 5___ muscular 6___ outnumber 7___ proficient 8___ solidarity 9___ statuette 10___ symbolize A. unnecessary excitement, worry or activity ...
【多选题】关于带式输送机连接方式说法正确的有
A.
机械法：接头强度约为本体的35～40%，对滚筒有损害，只适用于织物芯层胶带。用于短距离且检修时间段的场合。
B.
有钢卡连接、合叶连接、塔头铆钉连接，接头强度约为本体的80 ～90%。
C.
塑化法：用于塑料带的连接，接头强度可达本体的75 ～80%。
D.
氯厂胶粘结剂和氰酸酯固化剂配合法：速度快，接近本体强度。
【简答题】听力原文： Nowadays people travel, not from necessity, but for the joy and excitement of seeing and experiencing new things. Traveling, of course, has now become a highly organize business. There are cars ...
【判断题】ZRJ- 20型阻燃自黏带适用于导体连续运行温度不超过70°C的10kV及以下的挤包绝缘电缆的终端和中间接头,有阻燃性能,规格与J一50型相同,机械性能略低于J一50型。
A.
正确
B.
错误
【多选题】关于钢筋施工工艺的说法，错误的有（ ）。
A.
水平构件不得采用绑扎接头，垂直构件不得采用机械接头
B.
现场由焊工专门制作焊接接头，作为焊接试件
C.
同一受力钢筋不得出现两个以上的接头
D.
螺纹连接的做法不适用于φ16以下的钢筋
E.
受拉钢筋直径大于25时，不宜再采用绑扎接头
【多选题】钢筋剥肋滚压直螺纹连接技术是在钢筋直螺纹连接技术的基础上发展起来的一项新技术，它与传统的焊接工艺及其它机械连接技术相比，具有如下哪些特点（）
A.
螺纹牙型好，精度高，连接质量稳定可靠，连接强度高
B.
连接接头具有优良的抗疲劳性能及抗低温性能，接头可通过400万次疲劳试验和零下40℃低温试验
C.
操作简单，施工速度快。螺纹加工提前制作，现场装配作业
D.
应用范围广，适用于直径16-40mmⅡ、Ⅲ级钢筋在各种方位同、异直径的连接
E.
应用范围广，适用于直径20-38mmⅡ、Ⅲ级钢筋在各种方位同、异直径的连接
【简答题】c___________ (MAKE) verb [T] to make something new, especially to invent something 2. r ___________ (KNOW) verb [T] to know someone or something because you have seen, heard or experienced them before...
【多选题】Part III Blank Filling ( 1 point each, 1 0 points) Directions: In this part, you are giving a group of words marked from A to L and a passage with ten blanks. Choose the ONE answer that best completes...
A.
e nvironment
B.
necessarily
C.
allowed
D.
cheated
E.
international
F.
admitted
G.
hardly
H.
necessary
I.
joy
J.
excitement K. difficulty L. communication A relative of mine once asked me:" Why should a Chinese take time to learn a language that is not his own?" Obviously he has___ 51 ____in learning a foreign language. He is not the only one who is mentally against English learning. One reason, as I suspect, is the way English is taught. The emphasis on memorization is such that no ___ 52 ____is left in the process, only endless irritation. What students are presented in the classroom is not the language in real-world ___ 53 ____. A Chinese student with extremely high scores for American standardized tests was ___ 54 ____ into one of the most famous universities. But his professors soon found out that he could___ 55 ____understand the lesson . Suspecting tha t he___ 56 ___in the tests, the school demanded he repeat them. Again, he passed with high scores. Not till then did they realize that the student had mastered the techniques for dealing with the tests, not___ 57 ____the skills of using the language. Many people take TOFEL, IELTS, GRE, annual Band 4 and Band 6 exams not because they work in areas where English is a____ 58 ___tool, but because they have to do it for job promotion or enrolment in certain programs. Must English learning be such a pain in the neck? Create a(n)___ 59 ___ where learning English is natural and painless. Don't make it compulsory for people whose work or major does not require it. China will not become more__60 ___ by adding millions of people who can only say a simple "Hello."
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