Although we often send emails to each other, we have never seen each other ______.

—Have you found a new job, Jim? — Not yet. I really regret                 the IBM's offer.

Faced with a problem，you have to ________ it first，and then try to find a solution.

(2013·高考浙江卷)Bears ________ fat stores throughout the summer and fall to have energy enough to last them through their winter sleep.

Before my father moved off, he told me again and again that I should ________ the rules and regulations of the school.