成问题的英文：
to be a problem;
to be open to question (or doubt or objection);
to be in question

参考例句：

His drinking is getting to be a problem.
他酗酒越来越成问题。

Regarding money, that's no problem.
至于钱嘛，那不成问题。

India still produces plenty of engineers, nearly400,000 a year at last count. But their competence has become the issue.
虽然印度每年仍能提供总计近40万的工程师，但这些工程师的能力却成问题。

Americans expect promptness, It's OK to be 10 or 15 minutes late but not 45 minutes late
美国人希望守时,晚10分钟或15分钟并不成问题，但不应迟到45分钟。

Whether this is true is questionable;often,however,it implies dubious morality,respectability,or propriety
这是不是真的倒成问题);然而，它通常暗指道德、名声或行为等的有问题

Han Hseh-y replied haughtily, "Whether I stay on next year or not is still a question
韩学愈高傲地说:“下学年我留不留，还成问题呢。

These traditions in social theory point to a major but problematic notion of "the body"
社会理论中的这些传统指明了一个主要的，但却成问题的关于“人体”的看法。

Finally they concluded that postwar American role of global leadership was itself deeply flawed
最后他们得出的结论是，美国在战后发挥全球领导作用的想法本身就是很成问题的。

problem是什么意思：
n. 难题，困难；逻辑题

It was a complex problem.
这是一个复杂的问题。

Is the problem that easy?
问题有那么简单吗?

This is a prime problem.
这是一个有关质数的问题。

open是什么意思：
adj. 打开的；开着的；空旷的；可利用的；公开的；坦率的；愿意接受的
n. 旷野，空旷之地；露天，户外；野外
v. 开，打开；睁开；张开；展开；开始；使开张；开业；展现

They are open to temptations.
他们容易受诱惑。

The flowers are opening.
花正在开放。

an open package
未封上的包裹

question是什么意思：
n. 问题；疑问；难题；询问；审问；疑问句
v. 询问；怀疑；探究

This is a relevant question.
这是一个中肯的问题。

It was a gift of a question.
解答那一道题不费吹灰之力。

This is a multiple question.
这是个复杂的问题。