TAILIEUCHUNG - Demonstrated english 2

Tham khảo tài liệu 'demonstrated english 2', ngoại ngữ, anh ngữ phổ thông phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | --------------------------------------- PRACTICE TEST 3 ---------------------------------------------- Directions Questions 31-35 are based on the following passage a first draft of an essay about the history of bicycles. Read the passage and the questions that follow. For each question choose the answer that will most improve the passage. Some questions ask you to choose the best revision of a particular sentence or pair of sentences. Other questions ask you to consider how to best improve the overall organization of the passage. In each case the correct answer is the one that most closely conforms to the conventions of formal writing. 1 Today bicycles are so common it s hard to believe they haven t always been around. 2 But two hundred years ago bicycles weren t even existing and the first bicycle invented in Germany in 1818 was nothing like our bicycles today it was made of wood and didn t even have pedals. 3 Since then however numerous innovations and improvements in design have made the bicycle one of the most popular means of recreation and transportation around the world. 4 In 1849 James Starley an English inventor made the front wheel many times larger than the back wheel put a gear on the pedals to make the bicycle more efficient and lightened the wheels by using wire spokes. 5 Although this bicycle was much lighter and less tiring to ride it was still clumsy and ridden mostly for entertainment. 6 In 1839 Kirkpatrick Macmillan a Scottish blacksmith dramatically improved upon the original bicycle design employing tires with iron rims to keep them from getting worn down. 7 But the back wheel was substantially larger than the front wheel. 8 Another Englishman . Lawson invented the safety bicycle which had equal sized wheels that were less prone to toppling over. 9 Lawson also attached a chain to the pedals to drive the rear wheel. 10 As the bicycle improved over time its popularity grew and it became useful for transportation. 145 PRACTICE TEST 3 31. Which

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