Test 1-【欧斯克英语】2025-2026学年八年级全一册完形填空与阅读理解

八年级英语完形与阅读 参考答案与解析 Test 1 基础篇 【语篇解读】 4 这是一篇有关电视节目的应用文，主要涉及电视频道、 【语篇解读】 节目播放时间、节目名称和所属的节目类型。 北极冬季寒冷且漫长，在这儿生活极具挑战性。这篇 【答案解析】 文章介绍了北极地松鼠如何为过冬做准备、它的冬眠情况 1.B细节理解题。根据节目名称栏可知，Iello China对 以及冬眠后的活动，展现出了生物的独特生存智慧。 应的是BTV频道，7：40播放。故选B。 【答案解析】 2.C细节理解题。根据节目名称栏可知，Toky0Lo心 1.C考查形容词辨析。由本段第一句“冬天即将来临”可 Story对应的节目类型是Soap(Opera。故选C。 知，北极地松鼠找草是为了让洞穴保持温暖，warm“温 3.D细节理解题。查看时间栏可知，在ATV和BTV两 暖的”符合语境。hot“炎热的”不符合寒冷的北极环境； 个频道的9：20，分别播放Chinese Mother和Happy cold“寒冷的”和cool“凉爽的”与找草保暖的目的相悖。 Family,由此可知D正确。故选D。 故选C。 4.A推理判断题。根据节目表信息，体育类节目Football 2.B考查连词辨析。加拿大北部冬季漫长寒冷，植物无法 agazine的播出时间为22：40。由于节日在深夜播出， 生长，所以没有树叶或草供动物食用。$。“因此，所以”表 观看它时需要熬夜，因此A项“不得不晚睡”是最直接可 示因果关系，符合逻辑。because'“因为”引导原因状语从 能发生的客观情况。B、D选项属于观看节目时的主观行 句，此处前为原因后为结果，逻辑不符；but“但是”表转 为，并非“必然发生”的结果，而C项跟观看电视时间无直 折：and“和”表并列，均不符合逻辑。故选B。 接联系，应排除B,C和D三项。故选A。 3.A考查动词辨析。食物匮乏时，动物必须找到其他的 5,D主旨大意题。节目表中列出了ATV、BTV和CTV 方式来“生存”。Iive“生存，生活”符合语境。sleep“睡 三个频道的节目安排，包括播出时间、节目名称以及所属 觉”、skate“滑冰”、swim“游泳”均与“寻找生存方式”的逻 的节目类型。其核心目的是向观众介绍三个频道中不同 辑无关。故选A。 类型的节目，与D选项表述一致。故选D。 4.B考查形容词辨析。北极地松鼠吃了很多食物，所以 提高篇 现在变得很“胖”。fat“肥胖的”与前文“eaten lots of A food”和后文“extra fat'”相呼应。thin“瘦的”、tall“高的”、 【语篇解读】 short“矮的”均不符合语境。故选B。 这是一篇记叙文。讲述一位英国国王因为懒惰肥胖而 5.D考查名词辨析。储存的脂肪将能使它在“冬天”存活 不能动弹，他自以为生病了。一位老人自愿帮他治病，但他 下来。winter“冬天”与前文“Winter is coming”和后文 要求国王必须步行去他家看病。然而，接连几天国王到他 “hibernating”相呼应。spring“春天”、summer“夏天”、 家后都没见到老人。两周后，他发现自己体重减轻了。这 autumn'“秋天”均与冬眠的时间不符。故选D。 时，国王才明白老人的用意 6.A考查短语辨析。它并非真的在睡觉，实际上，它是在 【答案解析】 冬眠。in fact“事实上，实际上”用于解释真相，符合语 1.D考查代词辨析。由上文的“too lazy”可知国王十分懒 境。at last“最后”、in time“及时”、at once“立刻”均不能 惰，由此可知，此句意为“他除了吃、睡之外什么也不做”。 体现对“sleep”的纠正。故选A。 nothing表示否定，符合语境。故选D。 7.B考查副词辨析。北极地松鼠的身体“通常”是温暖 2.A考查形容词辨析。由下文heavy“重的”并结合上文 的，当它冬眠时，它一动不动，身体变得比冰还冷。 “He was kind but too lazy”可知，国王很快变胖了。fat usually通常”表示常态，与冬眠时的特殊状态形成对比。 “胖的”，符合语境，故选A。 finally“最终”、suddenly“突然”、possibly“可能”均不能体 3.B考查连词辨析。上文介绍国王认为自己生病了，下 现日常状态与冬眠状态的差异。故选B。 文叙述没有医生帮他治病。上下文有转折关系，故选B。 8.C考查动词辨析。冬眠时它不“移动”，身体变得比冰 4.B考查名词辨析。此句意为“一位老人听说了国王的 还冷。move“移动”符合北极地松鼠冬眠时静止的状态。 事情”。stoy意为“故事，传说”，符合语境。故选B。 sing“唱”、dance“跳舞”、climb“攀爬”均与冬眠的行为不 5.D考查形容词辨析。由最后一段中的“the old man 符。故选C。 asked him to walk so far'”可知，国王步行很远去老人家 9.A考查名词辨析。心跳和呼吸频率的“变化”帮助它过 中看病。由此可推知，老人住的地方比较远。far“远 冬。changes“变化”指冬眠时身体机能的调整，符合语 的”，符合语境。故选D。 境。chances“机会”、choices'“选择”、mistakes“错误”均与 6.C考查代词辨析。do one's best是固定用法，意为“尽 身体机能的改变无关。故选A。 某人最大努力”。由句子主语I可知，用物主代词my 10.B考查动词短语辨析。四五月时，北极地松鼠从冬眠 故选C。 中“醒来”。wake up“醒来”与hibernating(冬眠)形成呼 7.B考查动词辨析。由最后一段的“he understood why 应。come up“出现”，stand up“站起来”、goup“上升”均 the old man asked him to walk so far'”可知，老人要求国 不能准确表达冬眠结束的状态。故选B。 王步行去他家。故选B。 八年级英语完形与阅读参考答案与解析第1页 8.B考查动词短语辨析。look for"“寻找”；leave for'“动身 4.A推理判断题。法官未直接否定老板的要求，而是策 去”；wait for'“等待”；ask for“要求”。根据上下文可知， 略性地用“硬币声音”来抵偿“蒸汽价值”，以“形式对等” 国王早早地去了老人家看病。故选B。 的逻辑让老板意识到主张的荒谬，体现解决问题的智慧。 9.D考查副词辨析。由句中的but可知，前后句有转折关 A项表达了此意。故选A。 系，因此，后句有否定意思。句意为：连续两周，国王每天 5.D主旨大意题。故事中店主因穷人利用汤的蒸汽而索 到老人家中来，但从没见到这位老人。never符合语境， 要费用，这种行为展现了店主的贪婪，而法官用“声音” 故选D。 抵偿“蒸汽”，讽刺了店主对无实际价值之物的贪婪。A 10.C考查形容词辨析。下文叙述国王明白了老人叫他 选项“分享食物”偏离主题；B选项“不要免费获取东西” 步行去看病的原因并以金钱答谢他，再结合上文“he 与穷人并非恶意占便宜的行为不符；C选项“总是带钱” couldn't even move his body'”可知，通过两周的步行看 非故事核心。故选D 病，国王体重减轻了。1ight“轻的”，符合语境。故选C。 【Mini考场答案】 【Mini考场答案】 1.B 2.free 1.A2.C B B 【语篇解读】 【语篇解读】 在美国，越来越多的学生假期选择志愿活动且不计报 彼得因与同学打架而心怀怨恨，祖父以“心中有两只老 酬。文章分享了爱丽丝、杰森和特里什三位学生的志愿计 虎”的寓言教导他：内心并存善恶两种倾向，而最终掌控自 划，分别展示了他们在假期参与修建徒步小径、助力建造低 己的，是我们持续“喂养”的那一面。故事通过简单的对话 价房屋和教导阅读困难儿童等志愿工作的计划，体现了他 和比喻，揭示了情绪管理与心灵选择的重要性 选择 们热心公益、无私奉献的精神 滋养善良与宽容，方能摒弃仇恨，保持平和。 【答案解析】 【答案解析】 1.C细节理解题。文中明确提到“越来越多的美国人自 l.D细节理解题。由文中“Then he went to his 愿在学校假期为他人工作，而且他们这样做不是为了 grandfather and told him his story angrily.”可知，Peter 钱”，这说明他们是希望无偿帮助他人，因此C正确。故 把他和同学打架的事告诉了祖父。故选D 选C。 2.C细节理解题。从文中“One is good and kind.He gets 2.C细节理解题。杰森·摩尔说“他们会教我做什么，这 on well with everything around him,”可知，爷爷心中的 样我既能帮助他人，也有机会学习如何建造房屋”，由此 好的老虎善良友好，和周围一切相处融洽。故选C。 可知他能从特殊房屋项目中学到如何建造房屋，选项C 3.D细节理解题。根据“He fights with everyone all the 正确。故选C。 time,and for no reason.."可知，坏老虎毫无理由地一直 3.C细节理解题。根据第四段中的“I want to be a 和每个人打架。故选D。 teacher and I love children and reading”可知，特里什·安 4.C推理判断题。祖父讲述心中的两只老虎的故事，并 德森想成为一名教师。故选C。 表明自己心中喂养的善良的老虎不再讨厌别人，并且很 4.C细节判断题。由第四段第一句可知，特里什·安德 少生气，由此可推断，祖父是想让Peter放下愤怒，不再 森的志愿工作是帮助有阅读困难的孩子们。由此可推 讨厌和他打架的同学。故选C。 知，假期他将和孩子们待在一起，因此C正确。选项A 5.D主旨大意题。故事通过爷爷心中两只老虎的比喻， 错误，因为爱丽丝在夏天将住在帐篷里；选项B错误，因 告诉我们要学会控制自己的情绪，培养心中“好”的性情， 为杰森将帮助“Special House Program”做志愿工作；选 而不是去喂养“坏”的情绪。故选D。 项D错误，因为这三名学生年龄各自不同(17岁、18岁、 【Mini考场答案】 16岁)。故选C。 1.to watch 2.C 5.A主旨大意题。文章开头提出假期可以选择做志愿活 冲刺篇 动，随后具体介绍了三名学生的假期志愿工作计划，所以 A 文章主旨是介绍这三位学生的假期志愿计划，选项A正 【语篇解读】 确。故选A 一个穷人用餐馆里汤的蒸汽给面包增香，店主竞索要 “蒸汽费”，双方闹到法官处。法官用硬币的碰撞声“支付” 【Mini考场答案】 1.B 蒸汽钱，巧妙讽刺了店主的贪婪。 2.spelling 【答案解析】 Test 2 l.B细节理解题。根据第一段中“The poor man had only 基础篇 one piece of bread to eat.”可知，穷人只有一块面包。A A 选项“汤”是餐馆里的，穷人并未拥有；C选项“蛋糕”文中 【语篇解读】 未提及：D选项“什么都没有”与原文不符。故选B。 18岁的芳芳因父亲患病辍学打工，在工作中拾到800 2.A词义猜测题。根据画线词的前文“He walked in and 元并主动交还老板。此举通过老板的诚信测试，她因此获 held his bread over the soup”可知，他把面包放在汤上 每月加薪500元。故事告诉我们：诚信比金钱更重要。 方，结合常识，汤加热后会产生“蒸汽”，蒸汽进入面包使 【答案解析】 其有香味，因此“steam”意为“蒸汽”。其他选项均不符合 1.D考查形容词辨析。根据上下文可知，妈妈去世，爸爸 上下文逻辑。故选A。 又生病，由此可知，芳芳和父亲过着艰难的生活。hard 3.D细节理解题。根据第二段中“And then he asked the 表示“艰难的”，符合语境。happy快乐的”、boring'“无聊 man for money in exchange for the steam from the 的”、strange'“奇怪的”均不符合语境。故选D。 soup.”可知，店主带穷人见法官是因为他想让法官帮自 2.B考查动词辨析。由上文解析可知，她家境困难，因 己拿到钱，D选项符合文意，其他选项文中均未提及。故 此，她不得不“离开”学校去赚钱，leave表示“离开”，符 选D。 合逻辑。stop“停止”、visit“参观”、use“使用”均与“辍学” 八年级英语完形与阅读参考答案与解析第2页小年级 Test 基础篇 米的r*r A 题目 体裁 词数 难易度 建议用时 实际用时 北极地松鼠的生存之旅说明文 196 ★★☆☆☆ 6' 核心素养：了解自然，探索生物生存的奥秘 ●◆●0e Winter is coming..It's time for the Arctic ground squirrel(北极地松 to get its underground home ready.It chooses a quiet place and gets some grass to keep its home 1. Winter is long and cold in northern Canada.Plants can't grow,2 there are no leaves or grass for animals to eat.They must find other ways to 3.The Arctic ground squirrel "sleeps"the winter away. For months,the Arctic ground squirrel has eaten lots of food and now it's very 4 The extra fat will keep it alive through the5. At last,it gets into the home and starts to "sleep".It isn't really sleeping.6,it is hibernating(冬眠). The Arctic ground squirrel's body is 7 warm.But when it hibernates,it doesn't 8 and its body becomes colder than ice.However,it doesn't freeze().Its heart beats just once or twice each minute.It takes only about three breaths each minute.These 9 in an Arctic ground squirrel's body help it live through the winter. In April or May,the Arctic ground squirrel 10 from hibernating.Then in a few months it will have babies and get fat before the winter comes again. ( )1.A.hot B.cold C.warm D.cool ( )2.A.because B.so C.but D.and )3.A.live B.sleep C.skate D.swim )4.A.thin B.fat C.tall D.short ( )5.A.spring B.summer C.autumn D.winter ( )6.A.In fact B.At last C.In time D.At once ( )7.A.finally B.usually C.suddenly D.possibly ( )8.A.sing B.dance C.move D.climb )9.A.changes B.chances C.choices D.mistakes )10.A.comes up B.wakes up C.stands up D.goes up 3 英语完形与阅博 B 题目 体裁词数 难易度 建议用时 实际用时 今日电视早知道 应用文68 ★★☆☆☆ 5 核心素养：培养兴趣，理性选择，养成合理利用时间的好习惯。 ●◆● Channel Time Name of show Kind of show 7:00 News News 8:30 Good Friend Contest Game Show ATV 9:20 Chinese Mother Documentary Special 12:00 Tokyo Love Story Soap Opera 7:40 Hello China Culture Show BTV 9:20 Happy Family Sitcom 10:40 Face to face Talk Show 9:30 China Music Music CTV 13:40 Romantic Dream Fashion Show 22:40 Football Magazine Sports Show ( )1.What time does the show Hello China begin? A7:00. B.7:40. C.9:20. D.10:40. ( )2.What kind of show is Tokyo Love Story? A.Game Show. B.Sports Show. C.Soap Opera. D.Music. )3.Which two shows begin at the same time? A.Face to Face and Romantic Dream. B.Happy Family and China Music. C.Chinese Mother and Football Magazine. D.Chinese Mother and Happy Family. ()4.Which of the following will probably happen if you watch the Sports Show? A.You'll have to go to bed late. B.You'll feel sad during the show. C.You'll be late for the early bus tomorrow. D.You'll prepare some snacks for the show. ( )5.What is the main idea of this TV program schedule(节目表)？ A.To make new TV shows popular. B.To show the best time to watch TV. C.To tell watchers the most popular TV shows. D.To introduce different kinds of TV shows on three channels. 小年级 提高篇 米洛*水*r? A 题目 体裁 词数 难易度 建议用时 实际用时 奇特的疗法 记叙文 198 ★★★☆☆ 7' 核心素养：运动有益健康。 Long time ago,there was a king in England.He was kind but too lazy.He would do 1 except eating and sleeping.Soon he became 2 and heavy.Later,he couldn't even move his body.He thought he was ill.3 no doctors in his country could help him. One day,an old man heard about the king's 4 He wanted to give him a hand.The king decided to let him try. The old man lived in a 5 village.He said to the king,"I'll do 6 best to help you.You need to come to me for treatment()tomorrow.But you have to 7 here. "Certainly,kind man.I'll do so,"the king answered. The next day the king 8 the man's house early.After he arrived,the king found only the man's son was at home.The son told the king to come the next day.He came every day for two weeks,but he 9 saw the old man.When the king became angry,he found he became 10.Then he understood why the old man asked him to walk so far.He thanked the old man with lots of money. ()1.A.something B.anything C.everything D.nothing )2.A.fat B.strong C.healthy D.tall ( )3.A.And B.But C.So D.While ( )4.A.report B.story C.history D.idea ( )5.A.small B.quiet C.beautiful D.far ( )6.A.your B.his C.my D.her ( )7.A.run B.walk C.ride D.drive ( )8.A.looked for B.left for C.waited for D.asked for )9.A.always B.often C.usually D.never ( )10.A.friendly B.helpful C.light D.heavy 【考点词汇、句型探究】 l.decide v.决定；decision n.决定 decide to do sth.决定做某事；make a decision做出决定 2.except prep..除…之外；besides prep.除…之外（还）；beside prep.在…旁边 英语完形与闲谆 【Mini考场】 )1.-You can between joining the dancing club and going to the chess club. -I consider going to the chess club,for I like playing chess better. A.decide B.guess C.hide D.wait )2.Everyone Eric in our class is here.He is ill and has to see a doctor. A.beside B.besides C.except D.over B 题目 体裁 词数 难易度 建议用时 实际用时 心中的两只老虎 记叙文186 ★★☆☆☆ 6 核心素养：坚守善念，以善行点亮人生。 小e◆e One day,Peter had a fight with one of his classmates.Then he went to his grandfather and told him his story angrily."He is really bad,"the boy said,.“and I hate him.” The grandfather said,"Let me tell you a story.When I was a boy,I also sometimes hated others for what they did. As Peter listened carefully,the grandfather went on."There are always two tigers inside my heart.One is good and kind.He gets on well with everything around him.But the other is bad and unfriendly.Even the smallest thing will make him angry.He fights with everyone all the time,and for no reason.He can't think carefully because he always hates others.It is difficult to live with these two tigers inside my heart.They both try to control(控制)me.” Peter looked into his grandfather's eyes and asked,"Which tiger always controls you, grandfather?” The old man said slowly and seriously,"The one that I feed.I always feed the good and kind tiger,so I never hate others and hardly get angry now." ( )1.Who did Peter tell his problems to? A.One of his classmates. B.One of his friends. C.His teacher. D.His grandfather. ()2.What is the good tiger like in the grandfather's heart? A.Bad and unfriendly. B.Gets angry easily. C.Good and kind. D.Likes fighting with others. )3.Why does the bad tiger fight with everyone all the time? A.Because he is very strong. B.Because he wants to be the best. C.Because others are wrong. D.There is no reason. 八年级 ()4.What did the grandfather probably want Peter to do after telling the story? A.To fight back against the classmate. B.To hate the classmate more. C.To stop being angry and not hate the classmate. D.To find another classmate to fight with. ( )5.What does the story mainly tell us? A.There are two tigers in everyone's heart. B.We should fight with others when we are angry. C.It's easy to live with two different "tigers"in our hearts. D.We should learn to control our feelings and feed the "good"part in us. 【考点词汇、句型探究】 1.go on doing sth..继续做同一件事；go on to do sth.继续做另一件事；go on with sth.继 续做同件事。 2.one..the other..一个…，另一个… 【Mini考场】 1.After finishing homework,he went on (watch)TV. ()2.He held a pen in one hand and a notebook in A.another B.other C.the other D.others 刺篇 冲 米条+水*×9 A 题目 体裁 词数 难易度 建议用时 实际用时 汤香招致的“奇葩官司”记叙文 206 ★★☆☆☆ 7 核心素养：维护公平正义。 …e●◆oee One cold day,a poor man walked slowly past a busy restaurant.He stopped and looked inside.There was a large bowl of soup on the table.The poor man had only one piece of bread to eat.He walked in and held his bread over the soup,so the steam from the soup went into the bread,and gave it a good smell.Then he ate the bread. The restaurant owner got very angry."You can't just use my soup's steam for free!" he shouted.And then he asked the man for money in exchange for the steam from the soup.The poor man had no money,so the restaurant owner took him to a judge(). 英语完形与阅连 The judge listened carefully.Then he took some money from his pocket.He held the coins next to the restaurant owner's ear,and shook()them,so that the restaurant owner could hear the sound of the coins. “What was that?”asked the restaurant owner.. "That was the payment for you,"answered the judge. "What do you mean?That was just the sound of coins!"said the restaurant owner. "The sound of the coins is the payment for the steam of the soup,"answered the judge.“Now go back to your restaurant..” ()1.What food did the poor man have? A.Soup. B.Bread. C.Cakes. D.Nothing. ()2.What does the underlined word "steam"mean in Chinese? A.蒸汽 B.汤 C.味道 D.香味 )3.Why did the restaurant owner take the poor man to the judge? A.Because the judge was rich. B.Because the judge was his friend. C.Because he thought the judge could pay for the soup. D.Because he thought the judge could help him get the money. ()4.What can we infer(推断)from the story? A.The judge solved the problem with clever thinking. B.The restaurant owner was kind to the poor man. C.The steam of the soup had the real market value. D.The poor man paid for the steam with his bread. ()5.What does the story tell us? A.We should share food with others. B.Never try to get something for free. C.Always carry money with you. D.Don't be greedy(贪婪的)for things without the real value. 【考点词汇、句型探究】 l.over prep.在…（正）上方；above prep.在…上方（指位置高于）；on在…上面（与 物体接触) 2.free adj..空闲的；自由的；免费的for free免费地 【Mini考场】 ()1.There is a bridge the small river.And a car is running it. A.on;over B.over;across C.above;through D.over;above 2.The museum offers f (免费的)tickets every Sunday.. 八年级 B 题目 体裁 词数 难易度 建议用时 实际用时 志愿服务助我成长 记叙文213★★★☆☆ 6 核心素养：关爱他人，服务社会。 ●◆● If you have no special plans for your holidays,why not spend your time helping others?More and more people in the USA volunteer()to spend their school holidays working for others. And they don't do it for money.Here are some of their stories. Alice Hamilton,17 I'm going to help the Forest Center build new hiking paths in the mountains.It's going to be fantastic-I'll spend the whole summer living in the tent and breathing the clean mountain air.I'm going to sleep under the stars.It'll be a nice sport,and I'll be able to do something good at the same time. Jason Moore,18 This summer,I'm going to volunteer with Special House Program.They build good, low-cost houses and sell them to the families that are not very rich.They'll teach me what to do,so I'll help people and also have a chance to learn how to build houses. Trish Anderson,16 I'm going to teach kids who have trouble reading.I'll work for a program called "Reading for Life".Every day,I'm going to help kids choose and read books that they like. I want to be a teacher and I love children and reading,so this is going to be a great experience for me. ()1.Why do more and more people in the USA volunteer during school holidays? A.Because they want to make a lot of money. B.Because they think it's a good way to relax. C.Because they hope to help others. D.Because they have nothing else to do. ()2.What can Jason Moore learn from the Special House Program? A.How to choose good books. B.How to live in the mountains. C.How to build houses. D.How to teach kids reading. ()3.Who wants to be a teacher? A.Alice Hamilton. B.Jason Moore. C.Trish Anderson. D.None of them. 英语完形与阅连 )4.Which of the following is TRUE according to the passage? A.Alice Hamilton will sleep in a hotel in the mountains. B.Jason Moore will work for the Forest Center. C.Trish Anderson will stay with kids during the summer. D.All the three students are of the same age. ()5.What is the main idea of the passage? A.To introduce three students'holiday plans of volunteering. B.To encourage students to work for money during holidays. C.To show how to build houses for poor families. D.To discuss the problems of reading difficulties in kids. 【考点词汇、句型探究】 l.Why not spend your time helping others??意思是“为什么不花些时间帮助别人呢？” 句型：Why not do sth.?表示提建议，相当于“为什么不…？”句中动词用原形。 2.have trouble/problem/difficulty doing sth,意为“做某事有困难” 【Mini考场】 ( )1.-I'm so tired after a long day's work. Why not rest? A.have B.have a C.to have D.having a 2.I have trouble s (拼写)the word.Could you give me a hand? 【帮你归纳，助你记忆】 同为“一些”，用法有别 few,afew,little,a little的区别 1.few/afew用来修饰可数名词。few表示否定意思，意为“没有，几乎没有”；afew表示肯定 意思，意为“有一些，有几个”。如： He has few friends here,.so he feels lonely.他在这里几乎没有朋友，因此他感觉孤独。 There are a few eggs in the basket.篮子里有几个鸡蛋。 2.little/a little用来修饰不可数名词。little表示否定意思，意为“没有，几乎没有”；a little表 示肯定意思，意为“有一点，有一些”。如： Mary didn't buy that dress because she had little money.玛丽设没有买那条裙子，因为她没 有钱。 Let's go and have a drink,.We have a little time before the train leaves.让我们去喝点东 西吧。火车开之前我们还有点时间。