Cho hình chóp SABC,các điểm A',B',C' lần lượt є SA,SB,SC(các điểm này không thuộc đỉnh của của hình chóp).O є ABC.Xác định giao điểm của SO với (A'B'C') Giúp mình với ạ ,mình xin cảm ơn

giải dùm mình vs mình hứa cho 5 s

24. They have a rest ............ the end of the week. (at, from, in, since) 25. It all depends ............ her parents. (at, on, in, about) 26. Our neighbors are moving away, but I hope that we’ll still keep ............ touch with each other. (at, on, in, with) 27. .........Kuala Lumpur, Ha Noi is a busy modern city. (Love, Like, Diffirent, Similar) 28. Shewasreally.........bythebeautyofthecity.(improved,imported,impressed,imprisoned) 29. It seems very difficult for Lan to have a trip ....... (aboard, abroad, above, on board) 30. Malaysia ............ tropical climate. (enjoys, is, likes, depends)

Cali: Tra phàm Đẹp vô nhớ đổ bóng nhé

Find the one mistake from the underlined word(s) in the sentences. We need a large-scale guidebook showing all the footpaths that we can walk along. A. guidebook B. footpaths C. along D. large-scale giải thích chi tiết có ngay hay nhất nhé

Dấu bằng thứ 2 biến đổi như nào vậy (dấu bằng đầu tiên là giả thiết nha)

TXĐ của hàm số `y=logx+log(3-x)` là

16. This is Maryam. She is ............ Kuala Lumpur. (in, from, at, on) 17. Maryam and Lan have been pen pals ... over two years. (since, during, for, by) 18. It is several months ............ the Stunami happened. (in, on, at, since) 19. Vietnamese people celebrate the Independence Day ... September 2nd . (on, in, at, for) 20. Lan took her ............ Hoan Kiem lake. (by, with, from, to) 21. They saw famous places ............ Ha Noi. (at, on, in, by) 22. ... Friday she wanted to visit the mosque .... Hang Luoc street. (at, on, over, under) 23. Lanusedtowalkpastthemosque......herwaytoprimaryschool.(on,at,by,for)

89. John, along with twenty friends, (is/are) planning a party. 90. Money as well as workers (is/are) needed. 91. The boy with his dog (is/are) here. 92. We’ve got 2 cars but neither of them (is/are) new 93. A large crowd (was/were) gathering around him 94. The mayor as well as his brothers (is/are) going to prison. 95. Two-fifths of the vineyard (was/were) destroyed by fire. 96. Each and every student and instructor in this building (hope/ hopes) for a new facility by next year. 97. The department members but not the chairman (has / have) decided not to teach on Valentine's Day. 98. Rice and beans, my favorite dish, (reminds/ remind) me of my native Puerto Rico. 99. To an outsider, the economics of this country (seems/ seem) to be in disarray.(sự xáo trộn) 100. Carlos is the only one of those students who (have/has) lived up to the potential described in the yearbook. 101. One of my friends (is/are) extremely good at English. 102. Not only the students but also their instructor (have/has) been called to the principal's office. 103. Most of the milk (has/have) gone bad. Six gallons of milk (are/is) still in the refrigerator. 104. A large number of voters still (votes/vote) along straight-party lines. 105. Four years (are/is) a long time to spend away from your friends and family. 106. Politics (are/is) sometimes a dirty business. v

68. Their news (come/ comes) to us once a year. 69. The students and instructors each (hope / hopes) for a new facility by next year. 70. The police (have /has made) many enquiries about the murder up till now. 71. His knowledge of butterflies (is/are) very wide. 72. One of the girls (go/ goes) to visit that old man once a week. 73. His family (is/are sitting) in the front row. 74. All of the food served in this restaurant yesterday (was/were) excellent. 75. Neither you nor I (are/am) responsible for the result. 76. There (is/are) different ways to do that work. 77. Whatever (happen/ happens), remember to be calm. 78. BOTH Mary and Peter (work/ works) for that company. 79. Either he or his friends (is/are) mistaken. 80. The quality of these recordings (is/are) very good. 81. The pair of scissors (is/are) on the table. 82. There (has/have) been a number of telephone calls today. 83. John or George (bring/ brings) the car now. 84. Neither Carmen nor the boys (have/has) seen the film before. 85. Not studying (cause/ causes) him many problems. 86. Baseball and swimming (is/are) popular summer sports. 87. The fear of rape and robbery (cause/ causes) many people to flee the cities. 88. Why (is/are) there a shortage of certified teachers at the present time?