Hello . Today I would like to tell you about my family .This is my family . My family has 6 people : my grandparents , my parents , my brother and me . This is my grandparents . Now my grandparents are nearly 90 years old and they are also retired . This is my father . His name is Tinh . He is 37 years old . His job is driver . Although his job is very busy , my father usually let me play for the weekend . This is my mother . Her name is Duong . She is 35 years old . She is a worker . She is kind and very friendly . This is my brother . His name is Vu . He is 8 years old and he is in grade 3 at a primary school . He learned very well . And me . My name is Quynh . I'm in grade 6 at Bien Hoa gigted high school . I love my family very much .

How often does Nam fly a kite ?

Hi Quynh Anh . My name is Quynh .

Đây là Sinh hả

- Đưa đến chỗ công an

- Tìm lại chủ của bức thư

- Ko xem thư

a, 450;504;540

b, 405;450;540

- Nếu đội bên trái manh hơn thì sợi dây sẽ nghiêng về đội bên trái

- Nếu đọi bên trái yếu hơn thì sợi dây sẽ nghiêng về đội bên phải

- Nếu 2 đội mạnh ngang nhau thì sợi dây sẽ đứng im

có chiều ngược nhau và có phương nằm ngang

a.lực đẩy

b.lực kéo