题目

如图，∠AOB=90°，以O为顶点的锐角共有 个． 答案：【1】5完形填空Franco is a waiter in New York City. He has one week __________for summer holiday every year. Last summer he__________to take a trip to California. He didn’t want to go ___________plane. So he decided to take the train from New York to California.The train ___________Penn Station in New York City on Monday at 10:00 p.m. Franco tried to sleep that night, __________he couldn’t. He was too excited because he knew this trip was a wonderful idea.For five days, Franco didn’t ____________the train. He often had a _________through the train and talked with the other passengers. Sometimes he walked between the cars(车厢） to get ___________fresh air. He had all his meals in the dining car.Finally, at 2:45 p.m. on Friday, the train stopped in San Francisco. Franco was happy to leave the train. On Sunday, Franco took a flight back to New York. He ___________ out of the window of the airplane and imagined(想象) the desert, mountains, farms, and cities below. After a while, he closed his eyes and started to make plans for his __________summer holiday.1.A. in B. on C. off D. over2.A. has decided B. decided C. decides D. deciding3.A. by B. on C. in D. for4.A. got B. left C. started D. arrived5.A. but B. and C. then D. so6.A. get down B. got out C. get off D. get in7.A. seat B. walk C. bed D. table8.A. any B. every C. each D. some9.A. saw B. looked C. noticed D. showed10.A. first B. the last C. next D. the next