It's frustrating because she can't do Spanish right now and he doesn't think he can do English without a good deal of preparation and thought. He looks up and finds himself caught off guard when he sees the misery on her face, not expecting to see that. He's so used to Jensen when she's warm and happy and pleased. It's been six weeks of that, and suddenly it's all up in smoke because, why?

Because she thinks he's upset that she kissed him.

No, this is all wrong. She has it all wrong, but Cougar's limited English is going to make it difficult for him to explain it without making a mess of it all. "Why," he starts in English, picking his words very carefully, "did you take so long?"