They should use uppercase.

他们应该使用大写字母。

《柯林斯英汉双解大词典》

Try these shoes for size —they should fit you.

试试这双鞋的大小，你穿应该合脚。

《牛津词典》

They should have everything working inside an hour.

他们应该在一小时之内让一切都运转起来。

《柯林斯英汉双解大词典》

He wanted to make sure parents knew they should have control over their children and expect cooperation from them.

VOA: special.2009.03.15

As I say, we'll start to get our discussion sections organized on Monday and they should be set, I hope, by the Wednesday lecture next week.

正如我所说，我们会在周一进行讨论,并且我希望，在下周三的课程之前，我们能够都准备好。

耶鲁公开课 - 现代诗歌课程节选

Please go get the clicker at the Bass Circulation Desk, and they should have enough everybody in the class.

去巴斯借书处领取表决器吧,应该每人都能领取到一个

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Perhaps they should have taken a cue from Greenwood and given CEO Waksal a time-out.

FORBES: A Child's Guide To ImClone

They're simply doing what they should be doing - supporting their own, fulfilling a political destiny.

NPR: What Will Be African-Americans' Political Destiny?

He says just because earmarks have been misused doesn't mean they should be eliminated.

NPR: Have Earmarks Really Earned Their Bad Rep?