Exercise 272. Choose the correct tense past indefinite or present perfect).
1. Since the beginning of the 20h century, scientists (to make) many
important discoveries.
2. I (to learn) to read and write French when I (to be) a child, but now I (to
forget) everything.
3. Science (to advance) a great deal in the 20th century.
4. Last night I (to have) some free time, so I (spend) it on my hobby.
5. Who (to turn on the radio? -Ann (to do) it a few minutes ago.
6. She (to try on) already several pairs of shoes, but she (not to choose) a
suitable pair yet.
7. When I (to be) in Paris, I (to buy) a lot of fashionable dresses.
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DizzyWarriorr    2   20.10.2020 04:23    2