7/29/2019 ingles Ejercicios Tipos de oraciones y ncleos

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UNIVERSIDAD DE ORIENTE

NCLEO DE BOLIVARDEPARTAMENTO SOCIO-HUMANISTICOASIGNATURA: INGLES INSTRUMENTAL

PROF: PEDRO RASSE

EJERCICIOS (TIPOS DE ORACIONES)

I.- Identifique los tipos de oraciones y las clusulas contenidas en ellas.

1.- Friction reduces the efficiency of machines but it is also indispensable.

2.- One way to reduce friction in machines is through the materials for the parts that contact eachother.

3.- A vital mechanism for reducing friction is the bearing, which basically is a device that bears thefriction of parts in motion.

4.- The possibility of using cushions of compressed air in transportation systems has beendiscussed frequently in recent years.

5.- Braking devices put friction to work to provide the necessary control over motion in automobilesand other kinds of machines.

6.- When HIV infects these cells, it decreases their numbers and affects how the cells that are leftfunction.

7.- After an adult is infected with HIV, he or she usually has no obvious symptoms for 5 to 10 years.

8.- When the immune system is weakened enough, it becomes susceptible to other organisms thatthe body can usually fight off or keep under control.

9.- Although practicing safer sex cannot completely protect a person from HIV, it can lower the risk.

10.- It is safest to avoid sexual intercourse with people who have HIV infection or unknown HIVstatus and those who use IV drugs.

11.- Some experts do believe that using spermicide on a condom or putting it into the vagina can killsome HIV organisms before they can infect the woman.

12.- Weeks or months might pass after exposure to the virus before antibodies can be detected inthe body.

13.- They are airborne and are transmitted when one breathes, coughs, or sneezes.

14.- Cold viruses can be spread when a person with a cold sneezes into his or her hand or blowshis or her nose and then touches an object.

15.- Sneezing and coughing can spread these droplets.

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7/29/2019 ingles Ejercicios Tipos de oraciones y ncleos

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II.- Identifique los tiempos verbales de las siguientes oraciones, as como, lo solicitado encada parntesis.

1.- . A still more recent braking device was the disk brake (ncleo del sujeto)

2.- Any kind of clutch will have depended on friction. (ncleo del predicado)

3.- The operator selects the appropriate gear for the job. (predicado completo)

4.- The company marketed several new products every year. (sujeto completo)

5.- A skilled operator would carry out many operations on a lathe. (predicado simple)

6.- The researchers, technicians and all their assistants have started production on the new type of

reactor. (sujeto simple)

7.- A number of metals will carry electric current. (predicado completo)

8.- Coal miners have been producing millions tons of coal. (ncleo del predicado)

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