Giải phương trình x+2y=4 và 2x+4y=8

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Giúp mk vs! III.​Choose the best answer A, B, C or D to complete the sentences. 1.​Some of famous ​​​ in Southern Viet Nam are Hu Tieu Nam Vang, Bun Mam, fried rice, flour cake, and many kinds of puddings. ​A. stapes​B. ingredients​C. foods​D. dishes 2.​Beet greens are the most ​​​ part of the vegetable and can be cooked like any other dark leafy green. ​A. traditional​B. careful​C. colourful​D. nutritious 3.​It is boring here. ​​​ ever happens in this place. ​A. Anything​B. Something​C. Things​D. Nothing 4.​Moderation doesn’t mean​ ​​ the foods you love. ​A. to prevent​B. preventing​C. to eliminate​D. eliminating 5.​You should eat more fruits and vegetables if you​ ​​ to lose weight. ​A. would want B. wanted​C. will want​D. want 6.​When we were on holiday, we spend too ​​ money. ​A. a lot of​B. many​C. much​D. lots of 7.​If people work so much, they ​​​ depressed and eat more. ​A. may feel​B. may have felt​C. felt​D. had felt 8.​Studies suggest ​​​ only when you are most active and giving your digestive system a long break each day. ​A. eating​B. being eating​C. to eat​D. being eaten 9.​Despite the differences in cuisine of each region, there are similarities, such as the ​​​ for main meals – rice, ways of adding fish sauce, herbs and other flavors. ​A. foundation​B. necessity​C. staple​D. basic 10.​Perhaps the three most popular ice cream​ ​ are vanilla, chocolate and strawberry. ​A. offers​B. flavours​C. brands​D. ingredients