If you hesitated this moment, you might suffer in the future.
如果你此刻犹豫不决，你将来会吃苦头的。（从句说明现在，主句说明将来）
When I glanced up over my paper, impatient at the interruption, you hesitated at the door.
我抬起头来，因看报被你打扰而显得不耐烦，你则迟疑地站在门口。
You might have felt you hesitated too long when asked about your greatest weakness or forgotten to mention an important accomplishment with special relevance to the job opening at hand.
比如，被问到自己最大的缺点时，犹豫的时间太长；或者忘了谈起自己的某项重要成就，而这项成就与面试的工作关系特殊。
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