【单选题】【消耗次数：1】
在javaScript中，运行下列代码后的结果是 var d=1document.write(typcof(d));（选择一项）
①
char
②
number
③
string
④
undefined
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相关题目
【单选题】
在javaScript中，运行下列代码后的结果是
var d=1;
document.write(typcof(d));
①
char
②
number
③
string
④
undefined
【单选题】
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①
undefined
②
null
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number
④
boolean
【单选题】
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①
1
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0
③
true
④
真
【单选题】
分析下面的JavaScript代码段，输出结果是（）。var mystring=I am a studenta=mystring.charAt(9);document.write(a);（选择一项）
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【单选题】
在JavaScript中，运行下面代码后的返回值是（ ）。
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【单选题】
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【单选题】
分析下面的JavaScript代码段，输出的结果是（）。emp=new Array(5);emp[1]=1;emp[2]=2;document.write(emp.length);（选择一项）
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【单选题】
分析下面的JavaScript代码段，输出结果是（）。
var mystring=I am a student;
a=mystring.charAt(9);
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①
I am a st
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【单选题】
假设今天是2006年4月1日星期六,请问以下javascript代码输出结果是：( )
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①
2006
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【单选题】
分析下面的JavaScript代码段，输出的结果是（）。
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随机题目
【单选题】
5.____the front door____, he had to enter the room through the back door.
①
Seen, painted
②
Seeing, painted
③
Being seen, being painted
④
Seeing, being painted
【单选题】
16. As I will be away for at least a year, I’d appreciate____ from you now and then so that I can know how everyone is getting along.
①
having heard
②
to hear
③
hearing
④
beingheard
【单选题】
7.He looked around and caught a man____his hand into the pocket of a passenger.
①
put
②
to be put
③
to put
④
putting
【单选题】
14.The thief fell to the ground，his left foot ____and blood ____down from his mouth.
①
breaking; running
②
broken; running
③
breaking; run
④
broken; run
【单选题】
18.- Did you get a dictionary?- No, I _____, but there were not any _____.
①
tried; to be left
②
had tried to; leaving
③
tried to; left
④
had tried; have left
【单选题】
4.____the diamond, he had to look for a place to hide it.
①
Having stolen
②
Having been stolen
③
Stolen
④
Stealing
【单选题】
12.You can’t imagine what great trouble they have ____the problem____.
①
to solve; being talked about
②
solving; discussing
③
to solve; to talk about
④
solving; being discussed
【单选题】
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①
having lost
②
losing
③
to be lost
④
lost
【单选题】
17.____, the subject was always in my mind.
①
Walking or sleeping
②
Walking or slept
③
Having walked or slept
④
To walk and sleep
【单选题】
20. The joke told by Tom made us_____, so our maths teacher couldn’t make himself _____.
①
to laugh; hearing
②
laughing, heard
③
laughing; hear
④
laughed; heard