1、m afraid we cant complete the model spaceship this afternoon. 一 Well, we _ finish it today. Its fine if we give it to Mr. Wang tomorrow. A. cant B. mustnt C. neednt D. shouldnt7. At the meeting, the managers kept arguing about the problem _ they reached an agreement. A. after B. when C. until D. sin
2、ce8. My father _ me a funny joke and I cant stop laughing every time I think of it. A. told B. tells C. will tell D. is telling9. Linda, may I know _?一 Certainly. Im going to the countryside to visit my grandparents. A. why you will visit your grandparentsB. how you plan to spend your weekendC. when
3、 you are leaving for the countrysideD. who you are going to the countryside with10. I have applied to be a volunteer for the 2022 Asian Games. _! It will be a meaningful experience. A. You bet B. Come on C. No problem D. Thats cool二、完形填空(本題有15小題, 每小題1分, 共15分)阅读下面短文, 掌握大意然后从每小题所给的A、B、C、D四个选项中选出最佳选项。
4、Where could Michael be? I wondered aloud. Michael was my classmate. He liked playing pranks on others. He once put a sign that said Sing to Me! on 11 back. It was terrible. Everywhere I went, people I didnt even know started singing to me. When I realized what was happening, I got really 12 .Another
5、 time, he embarrassed * Nicole during sharing time. Nicole was shy. She 13_ shared; she always said, Pass. But what did Michael do when it was his turn to share? He asked, Did everybody 14 how Nicoles new blue dress matches her eyes? Nicoles face turned bright red. Poor Nicole!It was Valentines Day
6、that day. I was sure Michael was up to something somewhere, 15 he always was. No way was I going to let him pull a prank ruining * someones Valentines Day. I 16 him everywhere. Lunch break was almost over. I must find him and stop him. When I got to the classroom, there was Michael Peterson, at Mich
7、ael Rogerss desk, digging in his 17 of valentines * !Hurry and help me, said Michael as soon as he 18 me. At first I thought he was stealing valentines from Michael Rogerss box. However, the more I watched, the more puzzled I became. He was putting valentines 19 . Seeing my expressions, he told me t
8、hat he found Michael Rogerss box was 20 when he was passing out his valentines. Michael Rogers was new and Mrs. Karcher must have forgotten to put his name on the list, so 21 made him a card. I suddenly realized I had also 22 to prepare a valentine for Michael Rogers. But everyone made one for me, M
9、ichael continued* So Im giving him my 23 . since weve got the same name Michael. I stood there, not quite believing 24 I was hearing. Is Michael Peterson the one who always pulled pranks on us?” I asked myself. Maybe he was kind of 25 in a hidden sort of way. 11. A. my B. his C. her D. its12. A. tir
10、ed B. bored C. angry D. nervous13. A. often B. never C. always D. sometimes14. A. mind B. record C. notice D. decide15. A. or B. but C. unless D. because16. A. stayed with B. talked about C. shouted at D. looked for17. A. box B. pocket C. wallet D. school bag18. A. saw B. met C. found D. caught19. A
11、. up B. in C. away D. back20. A. old B. pretty C. empty D. special21. A. nobody B. anybody C. somebody D. everybody22. A. refused B. forgotten C. expected D. remembered23. A. list B. desk C. signs D. cards24. A. how B. why C. what D. where25. A. polite B. sweet C. honest D. patient三、阅读理解(本题有15小題。第26
12、-28小題, 每小题1分;第29-39小题, 每小题2分;第40小题5分。 共30分)阅读下面短文, 第26-39小题从所给的A、B、C、D四个选项中选出最佳选项, 第40小题在答题纸规定区 域作答。AEvery year, tens of thousands of kids aged 3 to 13 become Junior Rangers in different national parks across America. At Yosemite alone more than 20, 000 kids take part in the Yosemite Junior Ranger P
13、rogram. If you want to be a Junior Ranger, you need to learn about the natural and cultural history . and make a promise to be a national park protector. Here Is How YOU Can Become a Junior Ranger!Earn yourself an official Junior Ranger Badge! You could become a Yosemites Junior Ranger today by comp
14、leting the following steps:Buy your Junior Ranger Handbook in the nearest Visitor Center. Complete the pages in the handbook. Pick up rubbish. Attend a Guided Program. Return your completed handbook and a bag of rubbish to the Visitor Center. Make your official Junior Ranger Promise at a ceremony. G
15、et your official Junior Ranger Badge. After you become a Junior Ranger, you are encouraged to share your ranger stories with your friends, teachers and families. 26. Who can become Junior Rangers?A. Children. B. Parents. C. Teachers. D. Officers. 27. What should Junior Rangers promise to do?A. Read
16、the handbook. B. Learn American history. C. Share ranger stories. D. Protect the national parks. 28. Before getting Yosemites Junior Ranger Badges, they should complete _. A. four steps B. five steps C. six steps D. seven stepsBLima, the capital of Peru, is located in the central coastal part of the
17、 country, overlooking the Pacific Ocean. With a population of more than 9 million, Lima is one of the largest cities and the only capital in South America that faces the ocean. Lima has a long history. The lost Inca civilization ,is thought to be a mystery. There are many museums, where you can lear
18、n: how the ancient American Indians founded the Inca Empire and built Machu Picchu, a famous ancient city in the Andes Mountains; what happened in 1532 and why over 90% of Peruvians speak Spanish. Visiting the historic center, a World Heritage Site* you may find you are communicating with both the p
19、ast and the present. Lima is also a place where you can find the lifestyles and fashions, created by its people and culture. You will see Peruvian clothes, dances, and taste their delicious foods and drinks. You can see buildings in different styles, enjoy the fantastic sunset over the ancient ruins
20、, climb the mountains, fly over the ocean, or sit in the restaurants and bars to experience Peruvians relaxing life. You may have heard It never rains in Lima. In fact, the special geographic feature makes it not as dry as it is said to be and it is warm all year round. Though it seldom rains in sum
21、mer, it sometimes drizzles on early winter mornings. The drizzle and the wet air water” the ground, which makes the crops and the plants grow. Moreover, modern technology helps to bring water from the snow and ice on the top of the Andes (over 6. 000m high) for the city to use. People there never wa
22、ste water. Lima is such an amazing city that it is worth a visit. 29. According to the passage, where is Lima on the map? A B C D30. Most people in Lima speak_.A. Indian B. Spanish C. English D. Inca language31. The underlined word drizzle probably means _.A. warm air B. sea water C. snow and ice D.
23、 very light rain 32. Lima is a city _.A. which is rich in water resources B. where people can learn Inca cultureC. which is the largest in South America D. where the houses are in the same styleCMost viruses can be found and killed by our immune system as soon as they enter our bodies. However, some
24、 viruses, for example, the coronavirus, are sneaky. They are difficult to recognize and find. These viruses can cause deadly diseases, like COVID-19. Human-to-human transmission can easily occur, and pandemic* will therefore break out. Vaccination is by now a simple, safe and effective way to protec
25、t us from the diseases._ Vaccines are something that looks exactly the same as the viruses, mainly made from the viruses that are weakened or killed. They will not make us really ill. They only stimulate and activate * our immune system to work, telling it something harmful is coming in. The immune
26、system will know what the viruses look like, and send B cells(lymphocytes) or antibodies to find and kill them. Meanwhile B cells will remember them for the next kill. A vaccine may also give us passive immunity by providing B cells taken from an animal or a human to play the same role. Scientists h
27、ave developed more than 180 vaccines to fight against COVID49. The technical approaches * of these vaccines can be a little different, but their aims are the same. Take the inactivated vaccine as an example. In an inactivated vaccine, the coronaviruses are already killed or made into the ones unable
28、 to produce more new viruses. When the immune system sees them, it will try to kill them. The question is: without enough these viruses how can B cells remember them? Thats why we need to take the vaccine more than one time. Though this vaccine is safe, it might not be as effective as it is expected to be. The live-attenuated vaccine is different. In this vaccine, the viruses are weakened, but they are alive. They can produce enough new viruses to train the immune system to kill and remember them, so peo
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