Trong những năm học cấp một, có nhiều thầy cô giáo dạy em, để lại những ấn tượng trong em. Em hãy tả lại thầy cô giáo kính mến đó của em
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NN
13 tháng 2 2022
\(a,\dfrac{4}{9};\dfrac{17}{13};\dfrac{33}{77}\)
\(b,\dfrac{12}{21};\dfrac{36}{63};\dfrac{56}{24}\)
13 tháng 2 2022
Những phân số tối giản là 4/9 17/13
Những phân số bằng 4/7 là 12/21 36/63
NN
3
LM
18 tháng 2 2022
1. You shouldn't to go out no.
=> You shouldn't go out now.
2. Why don't we going and see her after school?
=> Why don't we go and see her after school?
3. You should go to bed early because it is good at your health.
=> You should go to bed early because it is good for your health.
4. He usually brush his teeth twice a day.
=> He usually brushes his teeth twice a day.
5. My sister should takes a rest and drink warm water.
=> My sister should take a rest and drink warm water.
6. My big brother have an earache.
=> My big brother has an earache.
7. Where didn't you go to school yesterday?
=> Why didn't you go to school yesterday?
8. He can't speak loudly because he has an sore throat.
=> He can't speak loudly because he has a sore throat.
9. He is standing over there, to the corner of the classroom.
=> He is standing over there, at the corner of the classroom.
10. I have a bad headache, because I can't go to school today.
=> I have a bad headache, so I can't go to school today.
Excersise 8.
1. You should take a rest and shouldn't carry heavy things.
2. He shouldn't eat much ice-cream.
3. You should go to the doctor's.
4. You had not played better sports for a few days.
5. Does your son have high fever?
6. His father should not carry heavy things.
7. Nam should go to the dentist because he has a toothache.
8. She had a bad cold so she didn't go to school.
9. She will take her daughter to the doctor after work.
10. Did you feel unwell and go home early yesterday?
NN
2
CA
13 tháng 2 2022
Trong các phân số dưới đây, phân số nào bằng phân số \dfrac{5}{2}25 ?
\dfrac{24}{12}.1224.
\dfrac{20}{8}.820.
\dfrac{25}{4}.425.
\dfrac{24}{10}.1024.