无线电塔[br][/br](2.0)
A: fixed-line telephone
B: adio towe
A: fixed-line telephone
B: adio towe
举一反三
- They<br/>haven't finished the talk when the telephone line was ((_off)). A: disconnected B: surrounded C: isolated D: removed
- 阅读以下打印九九乘法表程序，A处应该填入______________[br][/br]#!/bin/sh[br][/br]col=1[br][/br]line=1[br][/br]while [ "$line" -le 9 ][br][/br]do[br][/br] ___ A_______[br][/br] while [ "$col" -le "$line" ][br][/br] do[br][/br] val=`expr $col \* $line`[br][/br] echo -n "$col * $line=$val "[br][/br] col=$(($col+1))[br][/br] done[br][/br] echo ""[br][/br] line=$(($line+1))[br][/br]done A: col=1 B: col=2 C: col=0 D: line=1
- () are<br/>real assets. A: Land B: a<br/>fixed level of income for the life of the owner. C: Machines D: a<br/>variable level of income for owners on a fixed income. E: Stocks<br/>and bonds F: a<br/>fixed or variable income stream at the option of the owner. G: Knowledge H: a<br/>fixed stream of income or a stream of income that is determined<br/>according to a<br/>specified<br/>formula for the life of the security. I: Land,<br/>machines, and knowledge<br/>A<br/>debt security pays (D)
- The<br/>baud rate of serial transfer using Mode 0 of 8051 running at 6MHz<br/>clock frequency is() A: fixed<br/>at 256Kbps B: fixed<br/>at 512Kbps C: variable<br/>with maximum with 256Kbps D: variable<br/>with maximum with 512Kbps
- 概念题[br][/br]时间线( time line)