Here are the suggested completions for each sentence:

4. I plan **to try** all the foreign restaurants in the town.
5. The region has a rich **heritage** of historic and cultural relics and buildings.
6. I wish I **knew** how to operate this machine!
7. During the Industrial Revolution, machines began **to be used** for producing goods and many new **industries** developed.
8. I enjoy spending time in museums. Fancy **going** to the Vietnamese Women's museum this weekend?
9. Our neighbors moved out in 2020. And we **haven’t heard** from them since then.
10. He has a habit of **taking** notes of everything at a meeting.

11. The word whose underlined part is pronounced differently: **services**.
12. The word which has a different stress pattern: **challenge**.