Sometimes,regret is a normal, ____response to a failure when you could have done better.[ ]

填入下面一段文字横线处的语句，最恰当的一句是（ ）别让愤怒主宰我们的心灵。正如明末清初的一位文人申涵光所言：“怒时光景难看，一发遂不可制，既过思之，殊亦不必；故制怒者当涵养于未怒之先。”要想在“路怒”之时保持理性的克制 ，防“路怒”于未然， 。

How’s is your new babysitter— We____ ask for a better one. Our kids love her so much.

What do you think of the opinion—— None has given me______ piece of advice.

Can you ________ your school library for me— Sure. It is big and clean. And there are many books. We often go there.