tailieunhanh - The complete guide to the toefl ibt writing part 12

Tham khảo tài liệu 'the complete guide to the toefl ibt writing part 12', ngoại ngữ, toefl - ielts - toeic phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 724 Section 4 Guide to Writing Participles can also be used before nouns as one-word adjectives. When used before a noun present participles have an active meaning past participles have a passive meaning. It was an exhausting ten-kilometer race present participle The exhausted runners were too tired to move after the race past participle In the first sentence the race exhausts the runners. The race performs the action. In the second sentence the runners are exhausted by the race. They receive the action. Grammar Exercise Directions In the following sentences change the adjective clauses to reduced adjective clauses participial phrases . The first one is done for you as an example. 1. Aerodynamics is the study of the forces that act on an object as it moves through the atmosphere. Aerodynamics is the study of the forces acting on an object as it moves through the atmosphere. 2. Anyone who works under conditions that cause a heavy loss of perspiration can suffer heat exhaustion. 3. A mosquito that is filled with blood is carrying twice its own body weight. 4. A delta is a more or less triangular area of sediments that is deposited at the mouth of a river. 5. Natural resources provide the raw materials that are used to produce finished goods. 6. In this part of the campus there are several buildings that date from the 1790 s. Writing Tutorial Grammar 725 7. A filter that is placed in front of a camera lens changes the color of the light that reaches the film. Grammar Exercise Directions Decide if the underlined word or phrase in the sentences below is used correctly. If the phrase is used correctly mark the sentence C. If the sentence is used incorrectly mark the sentence X and rewrite the underlined expression correcting the mistake. The first one is done for you as an example. 1. An avalanche can race down a mountainside with great speed and devastated results. devastating 2. Most candles are made of paraffin wax mixing with compounds that have higher .