【正文】 st year.A. is working B. was working C. has worked D. had worked5. She and her family bicycle to work, _________ helps them keep fit.A. which B. who D. that6. During the MidAutumn Festival, family members often gather together _________ a meal, admire the moon and enjoy moon cakes.A. share B. to share C. having shared D. shared7. China’s highspeed railways _________ from 9,000 to 25,000 kilometers in the past few years.A. are growing B. have grown C. will grow D. had grown8. In any unsafe situation, simply _________ the button and a highlytrained agent will get you the help you need.A. press B. to press C. pressing D. pressed9. A rescue worker risked his life saving two tourists who _________ in the mountains for two days.A. are trapping B. have been trapped C. were trapping D. had been trapped10. Ordinary soap, _________ correctly, can deal with bacteria effectively.A. used B. to use C. using D. use11. Without his support, we wouldn’t be _________ we are now.A. how B. when C. where D. why12. In today’s information age, the loss of data _________ cause serious problems for a pany.A. need B. should C. can D. must13. They might have found a better hotel if they _________ a few more kilometers.A. drove B. would drive C. were to drive D. had driven14. —Good morning, Mr. Lee’s office.—Good morning. I’d like to make an appointment _________ next Wednesday afternoon.A. for B. on C. in D. at15. This is _________ my father has taught me—to always face difficulties and hope for the best.A. how B. which C. that D. what第二節(jié) 完形填空（共20小題；，共30分） 閱讀下面短文，掌握其大意，從每題所給的A、B、C、D四個選項(xiàng)中，選出最佳選項(xiàng)，并在答題卡上將該項(xiàng)涂黑。wellmentionamuseshareHeus?A.greatlearn. BFind Your Adventure at the Space and Aviation(航空) CenterIf you’re looking for a unique adventure, the Space and Aviation Center (SAC) is the place to be. The Center offers programs designed to challenge and inspire with handson tasks and lots of fun.More than 750,000 have graduated from SAC, with many seeking employment in engineering, aviation, education, medicine and a wide variety of other professions. They e to camp, wanting to know what it is like to be an astronaut or a pilot, and they leave with realworld applications for what they’re studying in the classroom.For the trainees, the programs also offer a great way to earn merit badges(榮譽(yù)徽章). At Space Camp, trainees can earn their Space Exploration badge as they build and fire model rockets, learn about space tasks and try simulated(模擬) flying to space with the crew from all over the world. The Aviation Challenge program gives trainees the chance to earn their Aviation badge. They learn the principles of flight and test their operating skills in the cockpit(駕駛艙) of a variety of flight simulators. Trainees also get a good start on their Wilderness Survival badge as they learn about water and landsurvival through designed tasks and their search and rescue of ＂downed＂ pilot.With all the programs, teamwork is key as trainees learn the importance of leadership and being part of a bigger All this fun is available for ages 9 to 18. Families can enjoy the experience together, too, with Family Camp programs for families with children as young as 7.Stay an hour or stay a week — there is something here for everyone!For more details, please visit us online at .40. Why do people e to SAC?A. To experience adventures.B. To look for jobs in aviation.C. To get a degree in engineering.D. To learn more about medicine.41. To earn a Space Exploration badge, a trainee needs to .A. fly to spaceB. get an Aviation badge firstC. study the principles of flightD. build and fire model rockets42. What is the most important for trainees?A. Leadership. B. Team spirit.C. Task planning. D. Survival skills.CPlasticEating WormsHumans produce more than 300 million tons of plastic every year. Almost half of that winds up in landfills(垃圾填埋場), and up to 12 million tons pollute the oceans. So far there is no effective way to get rid of it, but a new study suggests an answer may lie in the stomachs of some hungry worms. Researchers in Spain and England recently found that the worms of the greater wax moth can break down polyethylene, which accounts for 40% of plastics. The team left 100 wax worms on a mercial polyethylene shopping bag for 12 hours, and the worms consumed and broke down about 92 milligrams, or almost 3% of it. To confirm that