Điền vào chỗ trống

Vietnam is in the South - East Asia. It has (1)_______ of beautiful mountains, rivers, and beaches. (2)________ are two long (3)_________ in Vietnam: the Red River in the north and the Mekong River in the (4)________. The Mekong River is the (5)__________ river in the South - East Asia and of of course it is longer (6)_________ the Red River. The Mekong River starts in Tibet and (7)___________ to the Bien Dong. Phanxipang is (8)_______ highest mountain in Vietnam. It's 3,143 meters (9)__________. Vietnam also (10)__________ many nice beaches such as Sam Son, Do Son, Nha Trang, Vung Tau.