Ai giúp mk thì cho 5 sao luôn!!!
Dãy chỉ gồm các oxit axit là: A. CO, CO2, P2O5 B. CO2, SO2, P2O5 C. CuO, CaO, Fe2O3 D. Na2O, BaO, H2O.
giúp mình vs ạ x/50 = (x-20)/40 +0,4 +0,3
Câu 8: Chọn khẳng định đúng A. cos(a+b) = cosa.cosb + sina.sinb B. cos(a+b) = cosa.cosb - sina.sinb C. cos(a+b) = sina.cosb + sinb.cosa D. cos(a+b) = sina.cosb - sinb.cosa Câu 9: Giá trị lớn nhất của biểu thức A = sin2x + 2cos x + 1 là: A. 4 B. 3 C. 2 D. 1 Câu 10: Kết quả thu gọn của biểu thức sau:
Giải giùm em vs ạ em cảm ơn nhiều
Mn giúp tớ bài 2+3 nhá... Tớ đag gấp ạh
giup mk voi 45. What you (listen)...............................on the radio? 46. Listen! Someone (cry)........................ 47. Kien and Tuyen (be)...................... good students. 48. She (go)........................ to work by bus tomorrow. 49. You (see)........................... the doctor next week? 50. Mai and Nam (go)..................................to the movie theater tomorrow evening. 51. They (plant).................................... trees a long this street next month. 52. He (write)......................................to his friend next week. 53. They (not be)....................... doctors. 54. He often (pick)..............his friend up at the train way station morning. 55. He (watch)........................ a romantic film on TV this evening. 56. You often (do).........................your homework in the evening? 57. I (read).........................an interesing novel at the moment. 58. You usually (watch).........................TV in the evening? 59. They always (talk)...................... to each other in the weekend. 60. They (play)...................soccer at the moment. 61. She often (not go)....................shopping on weekend. 62. They (not be).............................. classmates. 63. He (be)................ your father? 64. She (listen).................... to music now? 65. Thanh and Hung (read)....................a wonderful story at the moment. 66. Mai and Hang (not play).......................... the game at the moment. 67. I often (wash)............................ my clothes. 68. She (not be)........................... at home now. 69. You often (write)............................to your friend? 70. Mr.Mai (water)...........................the plant evey morning. 71. We (meet)..................................... each other twice a month. 72. He (listen).......................................to the telephone at the moment. 73. They always (not go)...............................to the school by train. 74. He (drink).......................................beer at the bar at the moment. 75. They usually (sing)............................................in the early morning. 76. Mi and Thanh (talk)........................................ on the telephone now? 77. They (plant).....................................................trees in the early year. 78. He (not study)............................................Math at the moment. 79. She (play)...................................badminton every afternoon? 80. They sometimes (do)................................ morning exersices at 5.30. 81. Thanh and I (be).............................at home now. 82. Hung (run)........................................about 5 km every morning. 83. Hung and Minh sometimes (meet)................................ each other? 84. Every evening, she (jog)........................................... about 3 km. 85. He always (drive).............. his car to work. But now, he (ride)................. his motorbike to work. 86. It (not rain)..........right now. The sun (shine)................ and the sky is blue. 87. Alice (not take).................the bus to school every day. She usually (walk).......... instead 88. She (not listen) to music very often. 89. Where's Lien?- She (watch) TV in her room. 90. What about (play) soccer? 91. There are lots of gray clouds in the sky. It (rain). 92. They (watch) TV in the living room at the moment? - No, they (play)chess.
Hãy làm MB cho đề văn sau " Anh chị có suy nghĩ gì về thói quen tốt hằng ngày của con người ".
Giải giúp mik câu 4 và 5 vs ạ mình sẽ đg 5⭐
Theo em để món trộn dầu giấm rau xà lách ngon và hấp dẫn ta cần chú ý đến giai đoạn nào?Vì sao Giúp mình với ạ:33
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