1. is located
2. is used
3. was completed
4. was designed
5. is made
6. are displayed
7. are held
8. is visited
Почему: В задании сказано раскрыть скобки с употреблением пассивного залога (passive tense), который образуется при помощи вспомогательного глагола to be и третьей формы глагола (у неправильных)/окончания -ed (у правильных)
1. Where is the Pompidou Centre located?
2. What is the Pompidou Centre used as?
3. When was it completed?
4. Who designed it?
5. What is it made of?
6. Whose works are displayed there?
Почему: Вопросы, естественно, составлены по тексту.