BÀI 1:
A) 5m8cm=5,08m
b)45m68cm=45,68m
c)9m2cm=9,02m
d)4dm25mm=0,4025m
baif2:
a)5m=0,005km
b)4km5m=4,005km
c)14km68m=14,068km
d)78m=0,078km
Giải thích các bước giải:
1
5m8cm=5,08m
45m68cm=45,68m
9m2cm=9,02m
4dm25mm=0,425m
2
5m=0,005km
4k5m=4005m
14km68m=14,068km
78km=0,078
cho điêm A cố định và điểm B,C thay đổi trên dường tròn (O) (A,B,C phân biệt). Kẻ đường cao BH và CK của tam giác ABC (H thuộc AC, K thuộc AC) a) CM tứ giác BKHC nội tiếp b) Đường thg HK cắt đường tròn (O) tại 2 điểm M,N. Chứng minh tam giác AMN cân
tự tạo lập 1 đoạn đối thoại trong đó có sử dụng câu rút gọn rồi chỉ rõ : thành phần câu bị rút gọn ? khôi phục lại thành phần bị rút gọn
Giải hệ phương trình: $ \left\{\begin{array}{l}x ^ 3 + y ^ 3 + 5 (x + y)xy = 8xy \sqrt{7 (x ^ 2 + y ^ 2)} \\ \sqrt{y} - \sqrt{4x - 6} = 3 \end{array}\right. $
các câu sau rút gọn nhằm mục đích gì; a) Hai ba người đuổi theo nó. rồi ba bốn người , sáu bảy người. b) Học ăn, học nói, học gói, học mở c) Bao giờ cậu đi Hà Nội? - Ngày mai.
Trẻ em sinh ra có mẹ là người Việt Nam , bố là người nước nước thì là công dân nước nào ? quốc tịch gì ?
viết đoạn văn tổng phân hợp khoảng 12 câu nêu cảm nhận về đoạn thơ " lận đận đời bà biết mấy nắng mưa...Ôi kì lạ và thiêng liêng-bếp lửa! ( Bếp lửa - Bằng Việt )
Question III. Complete the sentences with present participle or past participle form of the verb in brackets. 1. The film wasn't as good as we had expected. (disappoint) a. The film was _________________________ . b. We were ________________________ with the film. 2. Diana teaches young children. It's a very hard job but she enjoys it.(exhaust) a. She enjoys her job but it is often ______________________ . b. At the end of a day's work, she is often _______________________ . 3. It's been raining all day. I hate this weather. (depress) a. This weather is _____________________ . b. This weather makes me ______________________ . c. It's silly to get ____________________ because of the weather. 4. Clare is going to the United States next month. She has never been there before. (excite) a. It will be an ________________ experience for her. b. Going to new places is always ________________ . c. She is really __________________ about going to the United States . Question IV. Choose the correct answer. 1. I always feel …………… before examinations. (nervous/ nervously) 2. He speaks English …………… (fluent/ fluently) 3. It is an ………… book. (interesting/ interestingly) 4. He drove …………… and he had an accident (careless/ carelessly) 5. We didn’t go out because it was raining …………… (heavy/ heavily) 6. The football match was very ……………… I enjoyed it. (exciting/ excitingly) 7. She tried on the dress and it fitted her …………… (good/ well) 8. He never has accidents because he always drives …………… (careful/ carefully) 9. He behaved ……………… towards his children. (strict/ strictly) 10. It’s too dark to see ……………… (clear/ clearly) Question V: Complete the sentences with although/ in spite of/ because/ because of 1. Although it rained a lot, we enjoyed our holiday. 2. a, ……………………..... all our careful plans, a lot of things went wrong. b, ………………... we'd phoned everything carefully, a lot of things went wrong. 3. a, I went home early ……………….……... I was feeling unwell. b, I went to work the next day………………… .... I was still feeling unwell. 4. a, She only accepted the job ....................................... the salary, which was very high. b, She accepted the job ……………………………….. the salary, which was rather low. 5. a, I managed to get to sleep ………………………... there was a lot of noise. b, I couldn't get to sleep ………………………………...... the noise. Question VI: Make one sentence from two. Use the word(s) in brackets in your sentences. 1. I couldn't sleep. I was very tired. Despite I couldn't sleep despite being vey tired. 2. They have very little money. They are happy. In spite of ................................................................................................................... 3. My foot was injured. I managed to walk to the nearest village. Although .................................................................................................................... 4. I enjoyed the film. The story was silly. In spite of .................................................................................................................. 5. We live in the same street. We hardly ever see each other. Despite ..................................................................................................................... 6. I got very wet in the rain. I was only out for five minutes. Even though .............................................................................................................. Question VII. Rewrite sentences with In spite of / Despite /because / because of 1. Although Tom was a poor student, he studied very well. In spite of __________________________________________ 2. Mary could not go to school because she was sick. Because of _____________________________________________________ 3. Although the weather was bad, she went to school on time. Despite _______________________________________________________________ 4. Because there was a big storm, I stayed at home. Because of ___________________________________________________ 5. In spite of his good salary, Tom gave up his job. Although_______________________________________________________________ 6. He is so young. His acting is excellent. Although_________________________________________________________ 7. The film poster is fascinating. I don't want to see this film. In spite of_______________________________________________________ 8. Although our plan is careful, we made some mistakes. Despite___________________________________________________________
SẮP XẾP CÂU : READ/WE/STORIES/SHORT/WRITE/END/ESSAYS/DURING/VIETNAMESE/LESSONS OF/SNOW WHITE/IS/THE/MAIN/CHARECTER/THE RODE/HE/A HOUSE/USED/AND/BAMBOO/FIGHT/TO/AGAINST/ENEMIES/THE MONKEYS/THE/JUMPED/DOWN/UP/AND/THE/ON/TREES bạn nào nhanh nhất,đúng nhất sẽ ưu tiên cho 5 sao nha
Question I. Find the word which has different sound in the part underlined. 1. A. wanted B. washed C. worked D. stopped 2. A. cycled B. stayed C. decided D. played 3. A. who B. when C. where D. what 4. A. watched B. danced C. walked D. bored 5. A. needed B. decided C. played D. wanted 6. A. provided B. started C. worked D. decided 7. A. closed B. played C. stopped D. stayed 8. A. whole B. why C. what D. when 9. A. called B. waited C. played D. loved 10. A. looked B. lived C. laughed D. watched 11. A. started B. decided C. worked D. waited 12. A. played B. stopped C. watched D. liked 13. A. whom B. when C. where D. what 14. A. watched B. missed C. walked D. played 15. A. collected B. decided C. played D. wanted 16. A. naked B. watched C. worked D. stopped 17. A. lived B. played C. stayed D. dogged 18. A. looked B. worked C. naked D. liked 19. A. wanted B. waited C. played D. beloved 20. A. missed B. stopped C. wanted D. watched Question II. Choose the correct adjectives. 1. Are you (interesting/ interested) in football? 2. The football match was quite (exciting/ excited). I enjoyed it. 3. It’s sometimes (embarrassing/ embarrassed) when you have to ask people for money 4. Do you usually get (embarrassing/ embarrassed)? 5. I had never expected to get the job. I was really (amazing/ amazed)when I was offer it. 6. She has really very fast. She has made (astonishing/ astonished) progress 7. I didn’t find the situation funny. I was not (amusing/ amused) 8. It was a really (terrifying/ terrified). Afterwards everybody was very (shocking/ shocked) 9. Why do you always look so (boring/ bored)? Is your life really so (boring/ bored)? 10. He’s one of the most (boring/ bored) people I’ve ever met. He never stops talking and he never say anything (interesting/ interested). 11. At first I thought Jake was an interesting/ interested guy, but tonight I felt somewhat boring/ bored with his company. 12. She has really learnt very fast. She has made astonishing/ astonished 13. It was very disappointing/ disappointed not to get the job. 14. Philip was exceptionally annoying/ annoyed at Joanne's behaviour. 15. I thought the program on wildlife was fascinating/ fascinated. I was absolutely fascinating/ fascinated. 16. We were thrilling/ thrilled to hear your good news. 17. It was really terrifying/ terrified. Afterwards, everybody was very shocking/ shocked. 18. The journey took all day and night. They found it very tiring/ tired. 19. Did Tim feel frightening/ frightened when he saw the snake at his feet? 20. Why do you always look so boring/ bored. Is your life really
Tình huống thực tế: Thực hiện hoạt động trải nghiệm ngoài nhà trường. Tình huống 1: Cắt tiết vịt vào 2 chén để làm tiết canh. - Chén 1: Dùng đũa khuấy đều và lấy ra những tơ máu bám vào đĩa. - Chén 2: Để yên (không dùng đũa khuấy). 1. Chén nào làm tiết canh được? Vì sao? 2. Chén nào không làm tiết canh được? Vì sao? Tình huống 2: Tại sao khi đánh tiết canh người ta lại khuấy và cho thêm muối hoặc nước mắm?
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