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【简答题】
请分别给出句中划线词或短语的意思 I'm self-employed and need the Internet for my work, but I'm failing to accomplish my work , to take care of my home, to give attention to my children," she wrote in a message sent to the group. That notion is not concrete enough and it blurs two key components of hope,' Doctor Snyder said, 'Having hope means believing you have both the will and the way to accomplish your goals, whatever they may be.
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举一反三
【单选题】整型变量x中存放了一个两位数,要将这个两位数的个位数字和十位数字交换位置,例如:13变成31,正确的Python表达式为()。
A.
(x%10)*10+x//10
B.
(x%10)//10+x//10
C.
(x/10)%10+x//10
D.
(x%10)*10+x%10
【单选题】If you have _____ good command of French, you will be offered _____ work we talked about.
A.
/; /
B.
a; /
C.
/; a
D.
a; the
【简答题】变量泵是指 可以改变的液压泵 。其中 和 是通过改变转子和定子的偏心距来实现变量, 是通过改变斜盘倾角来实现变量。
【简答题】输入设备是指向计算机输入_____或_____的设备,是计算机与用户或其他设备通讯的桥梁。
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