【判断题】外设的使用均需要特意安装相应的驱动程序。
【单选题】4 )热轧硅钢片和冷轧硅钢片的主要区别是( ) A 磁导率不同 ; B 损耗不同 ; C 顺着碾压方向磁导率不同 。 D 不知道
【简答题】Watch the video ( greeting in different cultures.mp4 ), note down the different ways of greeting in different cultures and answer the following questions. 1. How do British people greet each other acc...
【单选题】Watch the video clip. Choose the best answers to the following questions. 1. How do you use the knives and forks? ( )
A.
a. From left to right.
B.
b. From right to left.
C.
c. From the outside in.
D.
d. From the inside out.
【单选题】一个32位的IP地址与它的掩码作异或计算,所得到的32位二进制数是此IP地址的( )
【判断题】带的弹性滑动是摩擦型带传动的固有特性,是不可以避免的。