29.According to the passage, which of the following statements is true?
(A) The war in Syria has been going on since 2011.
(B) More than nine thousand schools have been destroyed by wars.
(C) Thirteen million people have been forced to leave their homes in the Middle East.
(D) Forty percent of all children in the world are not attending schools due to ongoing conflict.

25.(A) Whether a franchise is profitable or not depends largely on the nature of the business. (B) Research has shown that customers tend to choose a brand they recognize over one they don’t. (C) A franchise comes with a built-in business formula including products, services, and even employee uniforms. (D) A franchise is a license issued by a large, usually well-known, company to an individual or a small business owner. (E) The most famous example was Isaac Singer, who created franchises to distribute his sewing machines to larger areas.

26.What is this article mainly about? (A) Why people are moving away from their own countries. (B) Why there are civil wars and violence in the Middle East. (C) Why many schools have become shelters for displaced families. (D) Why many children in the Middle East are not attending school.

27.Why is “Iraq” mentioned in the second paragraph? (A) To convince people that temporary housing can be easily found. (B) To prove that classrooms there are big enough to host many families. (C) To give an example of why schools are not usable for children’s learning. (D) To show how structural damages of school can affect the quality of education.

28.What does the phrase “in the balance” in the last paragraph most likely mean? (A) Being well taken care of. (B) In an uncertain situation. (C) Under control by the authority. (D) Moving in the wrong direction.

30.Which of the following is NOT a reason for developing more effective systems to deal with wastewater? (A) Population growth. (B) Increasing manufacturing waste. (C) Overloaded drainage systems. (D) Heavy rainfall due to climate change.

31.Which of the following can be removed in the primary tanks? (A) Wood. (B) Heavy material. (C) Grease. (D) Organic matter.

32.What is the main reason that liquid sewage needs to go through sand? (A) To eliminate bacteria. (B) To drain water. (C) To dissolve solid particles. (D) To remove oil.

33. According to the passage, which of the following is true about an earworm? (A) It is a creature living inside our ears. (B) It is a tune memorized in a personal way. (C) It is a melody repeating in our heads. (D) It is a commercial recalled through lyrics.

34.Which of the following best defines “subject” in the first paragraph? (A) A kind of mental disease. (B) A course being taken. (C) A participant in an experiment. (D) A matter being studied.

35.Which of the following is NOT mentioned as a feature that would trigger earworms? (A) Tunes repeatedly encountered. (B) Melodies with smooth rhythms. (C) Fragments of songs recently heard. (D) Words similar to the lyrics of a song.