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【单选题】
China's first lunar rover "Yutu" ______ in December 2013, and achieved the country's first soft landing on the moon.
A.
is launched
B.
is given off
C.
was launched
D.
was given off
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参考答案：
举一反三
【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
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【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...
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【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
查看完整题目与答案
【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
查看完整题目与答案
【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
查看完整题目与答案
【单选题】My parents gave ___ a nice toy dog for my birthday.
A.
I
B.
me
C.
my
查看完整题目与答案
【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
查看完整题目与答案
【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
查看完整题目与答案
【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
查看完整题目与答案
【单选题】下列哪个是蛋白质二级结构的结构基础( )
A.
双螺旋
B.
肽键平面
C.
α-螺旋
D.
肽键
E.
氢键
查看完整题目与答案
相关题目：
【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
查看完整题目与答案
【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...
查看完整题目与答案
【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
查看完整题目与答案
【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
查看完整题目与答案
【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
查看完整题目与答案
【单选题】My parents gave ___ a nice toy dog for my birthday.
A.
I
B.
me
C.
my
查看完整题目与答案
【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
查看完整题目与答案
【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
查看完整题目与答案
【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
查看完整题目与答案
【单选题】下列哪个是蛋白质二级结构的结构基础( )
A.
双螺旋
B.
肽键平面
C.
α-螺旋
D.
肽键
E.
氢键
查看完整题目与答案
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