【单选题】【消耗次数：1】
在C语言中，引用数组元素时，其数组下标的数据类型允许是（ ）。
①
整型常量
②
整型表达式
③
整型常量或整型表达式
④
任何类型的表达式
参考答案：
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相关题目
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表达式和表达式语句的区别是( )。
①
表达式的后面加一个分号就构成了表达式语句
②
表达式的后面加一个冒号就构成了表达式语句
③
表达式的后面加一个点就构成了表达式语句
④
表达式的后面加一个句号就构成了表达式语句
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for(表达式1;;表达式3)可理解为____。
①
for(表达式1;0;表达式3)
②
for(表达式1; 表达式1;表达式3)
③
for(表达式1; 表达式3;表达式3)
④
for(表达式1;1;表达式3)
【单选题】
for(表达式1;;表达式3)可理解为____。
①
for(表达式1;0;表达式3)
②
for(表达式1; 表达式1;表达式3)
③
for(表达式1; 表达式3;表达式3)
④
for(表达式1;1;表达式3)
【单选题】
合并表达式中的常量运算的目的是。
①
合并常量，使表达式中的常量尽可能少
②
合并常量，使表达式尽可能简短
③
将可在编译时刻计算的运算在编译时刻计算出来，用所计算出来的值替换表达式中出现的所有这种运算，使得生成的代码指令尽可能少
④
以上都不是
随机题目
【单选题】
I think the private ownership of guns is a _______mistake.
①
wonderful
②
great
③
tragic
④
romantic
【单选题】
America has a lot of _______ weapons now.
①
aggressive
②
expensive
③
passive
④
expressive
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My grandfather had suffered from cancer for two years. It was no surprise when I was told that he had _____.
①
passed off
②
passed away
③
passed by
④
passed over
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Not only ______ our money, but we were also in danger of losing our lives.
①
we lost
②
lost we
③
we did lose
④
did we lose
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We are going to have a singing party tonight. Would you like to join us?___________
①
I’m afraid not, because I have to go to an important meeting.
②
Of course not. I have no idea.
③
No, I can’t.
④
That’s all set.
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Use daily writing to ______ your communication skills.
①
track
②
discharge
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contract
④
enhance
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The dean of the Philosophy Department requested that the visiting scholar ______ a lecture on the philosopher Sartre.
①
gave
②
give
③
would give
④
had given
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It became harder for women married to diplomats(外交家) to _______ their own interests.
①
pursue
②
replace
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absorb
④
convince
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As a result of his hard work, he has gained ______ to the Beijing University.
①
access
②
commitment
③
opportunity
④
reward
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Planning so far ahead _____ no sense -- so many things will have changed by next year.
①
made
②
is making
③
makes
④
has made