Е. С. Закирова, П. А. Красавин Английский язык для технических вузов
Fill in the blanks with the proper forms of the Passive Voice
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| 2. Fill in the blanks with the proper forms of the Passive Voice.
1. The first commercially successful internal combustion engine … by a Frenchman, Étienne Lenoir in 1860. A. is created B. was created C. are created D. will be created 2. The combustion chamber… in the closed end of each cylinder. A. am located B. are located C. is located D. were located 3. Power… to a rotating output crankshaft by mechanical linkage with the pistons in reciprocating engine. A. am delivered C. are delivered B. is delivered D. were delivered 232 4. In-Line engine cylinders … in a straight line, one behind the other along the length of the crankshaft. A. are positioned C. was positioned B. is positioned D. am positioned 5. Engines of two different cylinder arrangements… as W-type engines in the technical literature. A. are classified C. has been classified B. is classified D. was classified 6. Air and fuel … to facilitate the combustion process in carburetted engines. A. is mixed B. are mixed C. am mixed D. has been mixed 7. Injectors … in combustion chambers with injection directly into cylinders in gasoline direct injection engines. A. is mounted C. am mounted B. has been mounted D. are mounted 8. Fuel … into the main combustion chamber in direct injection engines. A. have been injected C. are injected B. is injected D. were injected 9. Well-mixed fuel and oxidizer (typically, air) … to the point of auto-igni- tion in homogeneous charge compression ignition engines. A. is compressed C. are compressed B. has been compressed D. was compressed 10. Different kinds of fuel … in engines. A. has been used C. is used B. are used D. was used жүктеу/скачать 4,38 Mb. Достарыңызбен бөлісу:
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