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【单选题】
电能表的作用是用来测量( )的仪表。A.
负荷电流
B.
电源电压
C.
电能
D.
电功率
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皮皮学刷刷变学霸
举一反三
【单选题】A vegetarian could die from insufficient protein ingestion if he or she ______.
A.
did not follow a varied and properly protein-complemented diet.
B.
ate too many animal proteins, and could not digest them properly.
C.
did not follow a diet in which nonessential proteins were ingested.
D.
ate too many low-quality proteins.
【简答题】征地案例比较测算法
【单选题】已知字母a的ASCII值为97,则执行下列语句后 char a='a'; a--; printf("%d,%c\n",a+'2'-'0',a+'3'-'0'); 的输出结果为:
A.
b,c
B.
格式描述和输出项不匹配,输出无定值
C.
a--运算不合法,故有语法错
D.
98,c
【简答题】Roommate conflicts are part of manu people's college experiences and can be ________. (stress) 用所给词的适当形式填空
【判断题】As people's income rise, they are more likely to prefer additional experiences over additional possessions.
A.
正确
B.
错误
【判断题】people's experiences in their previous relationships can damage their current relationships.
A.
正确
B.
错误
【简答题】Read about three people's experiences of bad jobs. Then look at the statements 1-4 about the three jobs. Which job does each statement refer to (A, B or C)?
【简答题】联氨（N 2 H 4 ）及其衍生物是一类重要的火箭燃料．N 2 H 4 与N 2 O 4 反应能放出大量的热． （1）已知：2NO 2 （g）?N 2 O 4 （g）△H=-57.20kJ?mol -1 ．一定温度下，在密闭容器中反应2NO 2 （g）?N 2 O 4 （g）达到平衡．其他条件不变时，下列措施能提高NO 2 转化率的是______（填字母编号） A．减小NO 2 的浓度B．降低温度...
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