Cho 101 đường thẳng, trong đó bất cứ 2 đường nào cũng cắt nhau, không có 3 đường nào đồng quy. tính số giao điểm

Các câu hỏi liên quan

1. The movie on TV last night made me . A. bore B. boring C. bored D. boredom 2. I was to learn that the director of that gripping film has won the first prize. A. interest B. interests C. interested D. interesting 3. We were with the latest film of that director. A. Satisfy B. satisfying C. satisfactory D. satisfied 4. They were very disappointed her acting. A. of B. with C. in D. on 5. Lets go to the Victor Cinema. I’m sure you'll find the film . A. excites B. excite C. excited D. exciting 6. Mr. Beans Holiday is a film - I was laughing from beginning to end. A. hilarious B. violent C. scary D. moving /t/ /d/ /id/ 7. We are really about going to the cinema tonight. A. excited B. interested C. amused D. pleased 8. The film was so . However, my father saw it from beginning to end. A. interesting B. exciting C. boring D. fascinating 9. We found the plot of the film . A. bored B. boring C. interested D. acting 10.The cinema changed completely at end of 1920s. A. an – the B. the - a C. a - the D. the - the 11.I enjoyed the film on TV yesterday evening nobody in my family liked it. A. although B. yet C. in spite of D. so 12.Last night, I didn’t go to bed early being very tired. A. despite of B. in spite of C. although D. because 13.I thrillers to action films. A. like B. prefer C. would rather D. enjoy 14.We like the film very much. The are unforgettable and the plot is gripping. A. characters B. acting C. style D. action 15.A is a film that tries to make audiences laugh. A. Horror B. sci-fi C. comedy D. documentary