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【判断题】
作为一名淘宝,应当随时跟进物流情况,掌握自己的货物行踪,是否出现问题。
A.
正确
B.
错误
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【单选题】I won lots of money. I gave some to my parents and the rest to charity. [     ]
A.
gave
B.
is given
C.
were given
D.
was given
【简答题】B Kong Linghui I was the only child in my family. And my parents gave me the best of everything. I went to the best schools. My parents wanted me to have the best, but I still had to help out over the...
【单选题】下列哪个属于蛋白质的二级结构:
A.
α-螺旋
B.
双股螺旋
C.
三叶草结构
D.
麻花状结构
E.
以上都不是
【单选题】下列哪个不是蛋白质的二级结构
A.
α-螺旋
B.
β-转角
C.
β-折叠
D.
右手双螺旋
E.
无规则卷曲
【单选题】液压缸将()。
A.
液压能转换成机械能
B.
电能转换为液压能
C.
机械能转换为液压能
D.
没有能量转换
【单选题】My parents gave ___ a nice toy dog for my birthday.
A.
I
B.
me
C.
my
【单选题】My parents gave me a ______ watch for my birthday.
A.
gold French modem
B.
modem French gold
C.
French gold modem
D.
French modem gold
【单选题】The first visit to the Great Wall with my parents gave me a deep_______.
A.
effect
B.
impression
C.
encouragement
D.
satisfaction
【单选题】对如下有向带权图,若采用迪杰斯特拉(Dijkstra)算法求从源点a到其他各顶点的最短路径,则得到的第一条最短路径的目标顶点是b,第二条最短路径的目标顶点是c,后续得到的其余各最短路径的目标顶点依次是( )。
A.
d.e.f
B.
e,d,f
C.
f,d,e
D.
f,e,d
【单选题】液压缸将( )。
A.
电能转换为机械能
B.
电能转换为液压能
C.
液压能转换成机械能
D.
机械能转换成液压能
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