23.According to the passage, people ………...
A) used to do less harm to the environment. B) built fires to cook food for animals.
C) cut down trees to build houses. D) make no effort to protect the environment.
24.From the middle of the 19 century to 2005 the human population on Earth ... A) decreased by more than 5 times. B) increased by more than six times.
C) increased by three times. D) multiplied by four times.
25.According to United Nations estimates, by 2050 the human population will ……….
A) stay about the same. B) increase by 2 times. C) decrease considerably. D) be about 9 billion people.
26.The word "permanent" in the passage is opposite in meaning to ...
A) lasting forever. B) temporary. C) unfortunate. D) expensive.
Read the text. Then choose the correct answer for each question below. Floating, airborne, and focused - these words have often been used to describe how Julius "Dr.J" Erving played basketball. Erving became one of the best players in the sport. He forever changed the way people played basketball. Erving started playing professional basketball in the 1970s.The sport was different then. It was mainly a floor game, with players, running back and forth across the court. Unlike other players, Erving found that his skill was in the air, because he could leap far and high. He soon became known for his slam-dunks, which were not as common in the 1970s as they are today. Most players scored by throwing the ball toward the basket from far away. But Erving flew toward the board with the ball in hand, spinning his body in the air before sending the ball down through the hoop. This tremendous skill helped the teams he played for win three championships. This inspiring athlete discovered his unique skill early on and used it to his advantage throughout his life.
27.How does the author probably feel about Julius Erving? A) disturbed B) inspired C) worried D) disappointed
28.In what way was Dr. J different from other basketball players? A) In the way he threw the ball. B) In the number of championships he won. C) In the way he played in the air. D) In the number of points he scored.
29.According to the passage all the following statements are True, Except ……. A) Dr.J won three championships. B) Erving revealed his talent when he was young.
C) He won many championships in one team. D) Erving was one of the best players in basketball.
30.The word "tremendous" in the passage is opposite in meaning to …....
A) great B) titanic C) minute D) colossal
