题目

单词拼写 (共10小题; 每小题1分,满分10分) 1. When I saw her in the street, I stopped and smiled, but she i___________ me and walked on. 2. Judging from his accent, he is a n_________ of Ningbo. 3. Unexpected difficulties a_________ in the course of their experiment. 4. Many men were b__________ underground when the accident at the mine happened. 5. The hotel guests tried their best to e__________ from the burning building. 6. Of all the museum’s paintings, only one s___________ the fire. 7. The ship s__________ off the coast of Newfoundland during a storm. 8. They worked in their在两个连续整数x和y之间，x<<y, 那么x+y＝             ．