php[br][/br]$cars=array("Volvo","BMW","Toyota");[br][/br]echo "I like " . $cars[0] ;[br][/br]?>[br][/br](5.0) A: Volvo B: BMW C: Toyota
php[br][/br]$cars=array("Volvo","BMW","Toyota");[br][/br]echo "I like " . $cars[0] ;[br][/br]?>[br][/br](5.0) A: Volvo B: BMW C: Toyota
721分光光度计的波长使用范同为( )nm。 A. 320~760 B.340~760 C.400~760 D.520~760
721分光光度计的波长使用范同为( )nm。 A. 320~760 B.340~760 C.400~760 D.520~760
[3] 721分光光度计的波长使用范同为nm。 A. 320~760 B.340~760 C.400~760 D.520~760
[3] 721分光光度计的波长使用范同为nm。 A. 320~760 B.340~760 C.400~760 D.520~760
$cars=array("Volvo"=>10,"BMW"=>5,"SAAB"=>23);___________可访问"BMW"对应的元素
$cars=array("Volvo"=>10,"BMW"=>5,"SAAB"=>23);___________可访问"BMW"对应的元素
下面代码的结果是var cars = ['bmw','qq','byd','glof']; cars.splice(2,0,'polo'); console.log(cars); A: ["bmw", "qq", "byd", "polo", "glof"] B: ["bmw", "qq", "polo", "glof"] C: ["bmw", "qq", "polo", "byd", "glof"] D: 以上都不对
下面代码的结果是var cars = ['bmw','qq','byd','glof']; cars.splice(2,0,'polo'); console.log(cars); A: ["bmw", "qq", "byd", "polo", "glof"] B: ["bmw", "qq", "polo", "glof"] C: ["bmw", "qq", "polo", "byd", "glof"] D: 以上都不对
The use of BMW cars and Nokia ...of ___________ .
The use of BMW cars and Nokia ...of ___________ .
紫外光谱的波长范围是(nm): A: 200~400 B: 400~760 C: 200~760 D: 1~200 E: 1~760
紫外光谱的波长范围是(nm): A: 200~400 B: 400~760 C: 200~760 D: 1~200 E: 1~760
号称世界上最安全的汽车是哪一款() A: VolvoS80 B: BMW760i C: 劳斯莱斯幻影 D: 奔驰S600
号称世界上最安全的汽车是哪一款() A: VolvoS80 B: BMW760i C: 劳斯莱斯幻影 D: 奔驰S600
下列程序的执行结果是:<?php$cars=array("Volvo","BMW","Toyota");echo "I like " . $cars[0] . ", " . $cars[1] . " and " . $cars[2] . ".";?>
下列程序的执行结果是:<?php$cars=array("Volvo","BMW","Toyota");echo "I like " . $cars[0] . ", " . $cars[1] . " and " . $cars[2] . ".";?>
汽车品牌BMW的对应中文名“宝马”,其实不是翻译而是重命名,因为BMW在德语中的意思是
汽车品牌BMW的对应中文名“宝马”,其实不是翻译而是重命名,因为BMW在德语中的意思是