Mark letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A.metro B.solar C.biogas D.hover 2Mark letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A.really B.bread C.head D.death 3Mark letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A.helicopter B.recycle C.vehicle D.reverse 4Mark letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A.solar B.biogas C.environment D.hydro 5Mark letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A.bulb B.profitable C.plumber D.label 6Mark letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions. A.famine B.violence C.diverse D.crime 7Choose the best option A, B, C or D to complete the sentences below. Many children in the slums have died from ----------- and disease. A.pick pocketing B.malnutrition C.entertainment D.education 8Choose the best option A, B, C or D to complete the sentences below. Mai’s dad usually drives her to school ----------- her school is very far from her house. A.because B.though C.but D.or 9Choose the best option A, B, C or D to complete the sentences below. When I drove past in my car, I saw him ----------- along the street. A.to walking B.walking C.to walk D.walk 10Choose the best option A, B, C or D to complete the sentences below. There are ----------- cars in the street at this time because of the social isolation. A.fewer B.more C.less D.much 11Choose the best option A, B, C or D to complete the sentences below. This morning I couldn’t go to work in time because of ----------- roads. A.high-speed B.solar-powered C.gridlocked D.supersonic 12Choose the best option A, B, C or D to complete the sentences below. Alternative sources of energy ----------- developed in the near future. A.was B.has been C.will be D.is 13Choose the best option A, B, C or D to complete the sentences below. If people ----------- the rules, there are no more accidents. A.take care of B.follow C.obey D.remember 14Choose the best option A, B, C or D to complete the sentences below. How ----------- is Anna going to stay in Hue city? – For five days. A.far B.many C.long D.much 15Choose the best option A, B, C or D to complete the sentences below. A hydropower station ----------- in the North of the country next year. A.were built B.will be building C.will be built D.was built 16Choose the best option A, B, C or D to complete the sentences below. If we have sky-cycling tubes in the future, the air ----------- better than it is today. A.will be B.is C.isn’t D.won’t be 17Choose the best option A, B, C or D to complete the sentences below. We should put ----------- on our roof for the heating and hot water. A.solar panels B.solar energy C.sun D.equipment 18Choose the best option A, B, C or D to complete the sentences below. He prefers to go ----------- his car than on the train to avoid gatherings. A.on B.in C.with D.by 19Choose the best option A, B, C or D to complete the sentences below. One of the ----------- of living in the town is the lack of safe places for the children to play. A.things B.advantages C.disadvantages D.benefit 20Choose the best option A, B, C or D to complete the sentences below. People put pumpkin ----------- outside the homes during Halloween. A.lanterns B.lights C.neon signs D.bulbs