abrupt ( 3-4 题 ); abruptly ( 2-3题 ) sudden( 1- 2 题 ) sudden ly ( 0-1题 ) headlong(2 题 ) 1. Her next remark _______ terminated the conversation. 2. All of a_______ , the lights went out. 3. She missed her footing and fell_______ down the stairs. 4. The recession brought an________ halt to this happiness. 5. Those young fools will kill themselves, running________ on that footing. 6. _________the group ahead of us came to a standstill. 7. "Good night, then," she said ________. 8. Rosie's idyllic world came to an________ end when her parents' marriage broke up. 9. He was________ to the point of rudeness... 10. There were__________ weather changes.