220V单相供电的电压允许偏差为额定值的+7%、-10%
参考答案:对
— What did he say?
— He said he _____ to Shanghai to visit me the next week. [ ]
A. will come
B. is coming
C. was coming
D. had come
已有定义:int i,a[10],*p;,则合法的赋值语句是( )。
A.p=100;
B.p=a[5];
C.p=a[2]+2;
D.p=a+2;