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【单选题】
发动机的温度低时,压缩终了混合气的温度也要低些,使燃烧速度有所下降,应适当( )A.减小点火提前角
A.
增大点火提前角
B.
减少进气流量
C.
增大进气流量
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【简答题】The processes of European exploration and colonization for several centuries led to significant change in English.
【单选题】下面是阴离子型絮凝剂的活性基团的是( )。
A.
-NH-R 仲胺
B.
-COOH 羧酸
C.
-OH 羟基
D.
-CONH 2 酰胺
【判断题】洛伦兹曲线是衡量社会收入分配公平程度的曲线,洛伦兹曲线弯曲程度越大,不平等的面积也就越大。
A.
正确
B.
错误
【单选题】In this victory speech ________ before a huge crowd of his supporters, Obama declared that “Change has come to America”.
A.
delivered
B.
to be delivered
C.
having delivered
D.
delivering
【简答题】MOV指令是三菱功能指令中的常用基本指令,其作用是把某个数值赋予到某个目标中去。比如“mov k10 t1”的作用是把十进制常数________写入定时器T1中去
【多选题】新石器时代艺术的实用性特征包括:
A.
制陶
B.
建筑
C.
岩画
D.
雕刻
【单选题】下面哪个MOV指令是对的( )
A.
MOV CX,1000H
B.
MOV CS,CX
C.
MOV IP,1000H
D.
MOV 1000H,AL
【多选题】新石器时代艺术的实用性特征包括:( )
A.
制陶
B.
建筑
C.
岩画
D.
雕刻
E.
乐器
【多选题】The structures taking part in( )
A.
endocardial cushion
B.
septum primum and septum secundum
C.
muscular and membranous part of interventricular septum
D.
bulboventricular groove
E.
left and right bulbus ridges
【单选题】The writer asked about the price of a glass butter-dish in Change Alley because he wanted to___.
A.
buy it at a lower price
B.
change his dish for something else
C.
find out if the shop assistant is polite
D.
compare the prices of the dish in two stores
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