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1. Define the topic and controlling idea in each statement.

1) People in the past spent a great deal of effort protecting themselves from bad weather.

Topic: people feared bad weather

Controlling idea: people spent a great deal of effort protecting themselves

2) Tennis rackets have changed greatly in the last ten years.

Topic: Tennis rackets have changed

Controlling idea: Tennis rackets have changed greatly in the last 10 years.

3) Oral presentations make me very nervous.

Topic: A fear of oral presentation.

Controlling idea: oral presentation a very stressful for me

4) Computer skills are a requirement for many office jobs.

Topic: The importance of computer skills.

Controlling idea: Computer skills are required by many office jobs.