Although he hasn‘t said anything, he______ to be upset about it.
She asked me______I was looking at.
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
The word "allocated" in the passage mostly means "______".
Only one of our gifted students______to participate in the final competition.
Supporters of free-market globalization point out that_____________________ .
_______ has been a topic of continual geological research.
It is stated in the passage that____________________ .
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
The Lake District,____________________ was made a national park in 1951, attracts a large number of tourists every year.