Click on EXPLORE if you need practice. Click on PLAY to test your knowledge.

Explore: Read each sentence and type the correct form of the verb in the box. Do not use abbreviations. If you give up, click on the 'See word' button.

There are two sets of 10 sentences each in this section. This is the second set.

1. In 1985 mobile phones _______ in Europe. (launch)

2. John Lennon _______ in 1980. (assassinate)

3. The World Wide Web _______ in1990. (invent)

4. Gorge Lucas _______ ‘Star War’ . (make)

5. The Law of Gravitation _______ by Isaac Newton. (develop)

6. Leonardo da Vinci _______ The Mona Lisa. (paint)

7. The successful Harry Potter novels _______ by J.K. Rowling. (write)

8. The first working airplane was invented, designed, made, and _______ by the Wright brothers. (fly)

9. Levi Strauss _______ the blue jeans. (invent and market)

10. The Twin Towers _______ by terrorists in 2001. (destroy)