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Exercise "Present perfect simple", created by anonyme (a free exercise to learn English):
Results of the 3 787 people who have taken this test:
Average mark: 60.5 / 100 Share
Latest member with a 100/100 (perfect mark): jackf / FRANCE, on Wednesday 27 July - 22:42:
"OK"
They got a perfect mark
Stats (1899 candidates)
Question 1 passed: 58.6 %
Since 1954, some scientists *(try) to develop better bombs.
Question 2 passed: 51.7 %
India *(have) nuclear weapons since 1974.
Question 3 passed: 62.2 %
Since 1980, both the United States and Russia *(promise) to reduce their nuclear arsenals.
Question 4 passed: 59.2 %
Joe *(be) to China.
Question 5 passed: 65.4 %
I *(visit) Hiroshima three times.
Question 6 passed: 60.3 %
Stephen Spielberg *(direct) at least two war movies.
Question 7 passed: 29.5 %
Hiroshima citizens *(rebuild /already) their city.
Question 8 passed: 60.3 %
Kevin Auclair *(be) a makeup artist for fifteen years.
Question 9 passed: 59.2 %
For fifty years, many nations *(invest) in nuclear weapons.
Question 10 passed: 58 %
We *(learn) a lot since we started school.
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