HOC24
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that is the girl who is very intelligent
1. Lan took the book 2. The boys have eaten the cakes 3. they must answer all the questions on the paper 4. they need not to type this letter 5. No one has use the room
1. If she enjoy her E. class 2. how much it costed (chac vay -_-) 3. How long it took to get to Ha Log Bay 4. why Tan sang loudly 5. when the next bus leaves
1. D 2. A 3. A
A: hey B, how is it going? B: great! Who is this? A: Oh, this is my boyfriend B: What!! You said you didn't have a boyfriend A: yes, until now B: Nice to meet you. What is your name? C: I'm C, I'm from England A: oh, foreign boyfriend! you're so lucky, B B: thanks D: hey honey, hey B. Long time no sê B: D, is that you? oh, you look diffrent D: Am I? By the way, can you go to our wedding next Sunday B: Our wedding?? D: I and A B: Wtf!!!! D: are you free?? B: ah, may..be
1. an important experiment is being carried out by the scientists 2. cheese is made from milk 3. was the first plane built by W. brothers in 1903? 4. the ziooer was invented by W.L.J in 1893 5. the ballpoint pens have been used for many years 6. a book will be published on space travel next month 7. when I came, the computer was being repaired 8. romeo and Juliet was written by S in 1592 9. these rooms are going to repain by Viet tomorrow 10. this kind of paper is not produced by our factory
cho a, b, c khác 0 và 3ab + 4bc + 5ca = -1. chứng tỏ phương trình (ax^2 + bx + c)(bx^2 + cx + a)(cx^2 + ax + b) = 0 có nghiệm