Identify one mistake in the following sentences:
Trả lời câu hỏi dưới đây:
Mined over 2,000 years ago, copper is one of the earliest know metals.
We must push the piano to the corner of the hall to_____________________ our party tonight.
She asked me______I was looking at.
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
We all agree that she is____________________ student in our class.
Tom: "___________________ " Mike: "I won't say no!"
The packages___________________ so that it would be easier to carry them.
Only one of our gifted students______to participate in the final competition.
The word "allocated" in the passage mostly means "______".
Long ago, women were_________to vote in political elections.
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.