2.4 The Present Perfect — Overview of Uses EXAMPLES
EXPLANATION
We have discussed risk for a few days. He has studied English for a long time.
The action started in the past and continues to the present.
He has observed this behavior several times. He has made many important discoveries.
The action repeats during a period of time from the past to the present.
I've learned a lot about risk. Have you ever done anything dangerous?
The action occurred at an indefinite time in the past. It has importance to a present situation or discussion.
EXERCISE 5 Fill in the blanks with the present perfect form of the verb given to complete this paragraph. Nik Wallenda comes from a long line of risk takers. He doesn’t take risks for science or nature. He’s a circus performer; he walks a tightrope. His family, known as the Flying Wallendas,
has been 1. be
in this
business for seven generations. Nik started walking on a tightrope when he was two years old. Over time, he
famous for some amazing acts of danger. He
2. become
3. walk
across Niagara Falls and over a deep canyon near the Grand Canyon on a tightrope. So far, he 4. never/have
a serious accident.
Crowds watch as Nik Wallenda walks the tightrope over Niagara Falls.
The Present Perfect and the Present Perfect Continuous Copyright 2021 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s). Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it.
41