create unique index index_id on Student(Id); create index index_name on Student(Name); create bitmap index index_sex on Student(Sex); 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 截图 2.利用scott.emp 表创建视图并完成以下操作: (1)创建简单视图。 语句: conn scott/tiger; grant ...
答案 1. 1) Li Hua 2) Li Lei 3) grandpa 4) father 5) worker 6) student 7) teacher 8) 35 9) walking 10) reading 11) watching TV 2. 12) Li Hua is his grandpa. 13) He is a worker. 14) He is fifty-eight years old. 15) He likes watching TV. 解析 暂无解析 扫码...
I am a Li Feng, is a second day student can, my school has recently established a protection wild animal club.I want to become the club member.I like the animal, I want to protect the animal.The protection animal is very important.Each Sunday morning 9 o'clock may participate in the ...
This is my father. His name is Tom. He's a football player. This is my mother. Her name is Lucy. She is a doctor. That girl my sister. Her name is Ann. She is a middle school (中学 student. She is near my mother. The boy is my brother. His name John. He's a pupil...
【 2 】 How many ___ (student/students) are there in his school? 【 3 】 Nancy ___ (like/likes) reading books. 【 4 】 The music room is on the ___ (two/second) floor. 【 5 】 ___ (Do/Does) your mother like cooking? 【 6 】 Let me show ___ (they/them) around. ...
45-threeforty-five;fifteentofour;aquartertofour◆话题写作主题:谈论日常作息习惯MySchoolDayIamastudent.Iusuallygetupatseven,andIeatbreakfastatseventhirty.ThenIgotoschoolateight.Schoolstartsateightthirty.Ieatlunchattwelve.Igohomeat17:00.Iofteneatdinnerat19:00andthenplaythepiano.Idomyhomew...
解析 8. Is 9. is 10. It 解析: 8. “this girl” 指代单数名词,因此谓语动词用单数形式“Is”。 9. “My sister” 指代单数名词,因此谓语动词用单数形式“is”。 10. “the baby” 被指代为“me”,因此用代词“It”指代。 答案: 8. Is 9. is 10. It...
5-10真题的时候,就总结替换词,在备考篇中我已经说过,这边不多说,现在我们看下一般听力题干和录音中的词会如何进行替换。 一、与词组的替换 1.词性替换:如名词 -动词 requirement=require 2.同义词替换: beautiful=goodlooking;pavement...
It’s beautiful. (穿过)3、Do you know my flat is on the ___ floor. (二十)4、The Buddy Club can ___ us help any time. (提供)5、Both teachers and classmates like him because he is a ___ student. (勤奋的)B. 用所给单词的适当形式填空。6、There is a lit...
I'm 9 years old. I'm a student. I like English very much. I have a big () family. There are () five people() in my family. My father, my mother, my sister, my brother and I. My father and mother are teachers. My father has a big nose. My mother is thin (). My ...