Hãy điền vào chỗ trống với hình thức đúng của từ trong ngoặc
- Folk music is a ...............music of a country (tradition)
- Thomas Edison was the man who ..............the light bulb (invention)
- A person who is skilled in science or practice of music is a ..............(music)
- Jazz is a .............of African and Western music (combine)
- I called on three ..............occasions, but he was out (difference)
- It's difficult to........what to buy in the supermarket (decision)
- Marie Curie was the greatest woman who.............radium (discovery)