【简答题】简便计算. (1)9.26-(4.38+2.26) (2)52×76+47×76+76 (3) 29 97 x99.
【单选题】That young man in one unit described his car as the “Bomb”, which means___ _.
D.
His car is like a bomb.
【简答题】102×76=100×76+2______.
【单选题】UNIT 3 PART 2 SECTION B TASK 3 Listen to the introduction about autonomous cars. Q: Which car drives itself but also allows you to control it?
A.
A semi-autonomous car.
【单选题】自动往返控制电路属于( )电路。A.自锁控制 B.点动控制 C.正反转控制 D.顺序控制
【单选题】The value of a good or services can be measured with money. For example, a car with a price of $2,000 is worth twice as much as a car with a price of $1,000. This function is called the ____________or...
【简答题】4-20、以下程序实现:输入圆的半径r和运算标志m,按照运算标志进行指定计算。请在_______内填入正确内容。 标志 运算 a 面积 c 周长 b 二者均计算 #define pi 3.14159 #include int main() { char m; float r,c,a; printf(“input mark a c or b&&r\n”);...