Câu 3. Adjectives: comparatives and superlatives.

Adjectives                                Comparatives                      Superlatives

- long                                        longer                                  the longest

- short                                       shorter                                  the shortest

- tall                                          taller                                     the tallest

- small                                      smaller                                  the smallest

- big                                          bigger                                   the biggest

- high                                        higher                                   the highest

- thick                                       thicker                                  the thickest

a) The Mekong River is long. The Amazon River is ... than the Mekong. The Nile is ....river in the world.

b) The Great Wall of China is lone. It is......... structure in the world.

c) Sears Tower in Chicago Is tall, but it isn't .....building in the world. PETRONAS Twin Towers in Kuala Lumpur is ... than Sears Tower. It is        building in the world.

d)   Ha Noi is big, but it is not the . _ẵ . city in Viet Nam. Ho Chi Minh City is... than Ha Noi. It is........ city in Viet Nam. But Mexico City is ......city in the world.

a. The Mekong River is long. The Amazon River is longer than the Mekong. The Nile is the longest river in the world.

b. The Great Wall of China is long. It is the longest structure in the world.

c. Sears Tower in Chicago is tall, but it isn’t the tallest building in the world. Petronas Twin Towers in Kuala Lumpur is taller than Sears Tower. It is the tallest building in the world.

d. Hà Nội is big, but it isn’t the biggest city in Vietnam. Hồ Chí Minh City is bigger than Hà Nội. It is the biggest city in Vietnam. But Mexico City is the biggest city in the world.