填空题 Directions: In this section, there are 10 sentences with blanks where some words or phrases are missing. Choose the best one from the twelve given phrases to fill in the blank in order to complete the sentence. Each phrase can be used only ONCE. Please write the corresponding letter of the chosen phrase on the answer sheet. A. went into effect B. go out of business C. was concerned with D. brush up E. burst out F. aspire to G. take stock of H. draw on I. rules of thumb J. up front K. was exposed to L. adapt to 1. On hearing the bad news, Mary crying. 2. A trade mark law and a patent law had been promulgated and put in force. On June 1, 1991, a copyright law . 3. In your mind's eye, you can see clearly the things you want to have, the places you intend to go, the relationships you desire to develop, and the positions you reach. 4. I must my French before I go to Paris. 5. At that time George money and power exclusively. 6. We need to cut costs quickly, or we will . 7. Looking at temperatures and the extent of sea ice are surely the most obvious ways to what's happening in the Arctic. 8. When making a marketing plan, we our past successful experience. 9. One of the in negotiation is to listen more than you speak. 10. Let's be about the budget constraints so that we can plan accordingly