We can change only three kinds of foreign __________________: US dollar, Euro and Japanese yen.
A. cash
B. money
C. fund
D. currency
查看答案
I would like to change RMB into US dollars. What's the _________________ rate today?
A. exchange
B. change
C. transfer
D. shift
How would you like to pay? _________________ from this account, please.
A. transport
B. transform
C. transaction
D. transfer
___________是指CPU从内存中取出一条指令,并执行的时间总和;___________是指从内存读取一条指令字的最短时间;___________也叫节拍脉冲或T周期,是计算机处理操作的基本时间单位。
指令周期可以分为两个部分:___________和___________。