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【单选题】
力偶可以在它的作用平面内( ),而不改变它对刚体的作用。A.
任意移动
B.
任意转动
C.
任意移动和转动
D.
既不能移动也不能转动
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反馈参考答案：
举一反三
【单选题】When was the Braille system officially adopted?
A.
as soon as it was invented
B.
two years after it was invented
C.
after Louis Braille had died
【单选题】He accidentally ____ he had quarreled with his wife and that he had not been home for a couple of weeks. [ ]
A.
let out
B.
took care
C.
leave out
D.
made out
【单选题】执行下列程序时输入456789123,输出结果是( )。 #include main() { char m[80]; int c,i; scanf("%c",&c); scanf("%d",&i); scanf("%s",&m); printf("%c,%d,%s\n",c,i,m); }
A.
456, 789, 123
B.
4, 789, 123
C.
4, 56, 789, 123
D.
4, 56, 789
【单选题】Who adopted Hugo after his father died?
A.
An orphan asylum
B.
Uncle Claude Cabret
C.
The station inspector
D.
Georges Melies
【简答题】It is reported that ________ adopted children want to know who their natural parents are. A) the most B) most of C) most D) the most of
【单选题】It is reported that __________. adopted children want to know who their natural parents are.
A.
the most
B.
most of
C.
most
D.
the most of
【单选题】Who drew the pictures in Hugo's notebook?
A.
Hugo
B.
Hugo’s father
C.
Papa Georges
D.
Mama Jeanne
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