Reading books is still one of ______ most popular forms of entertainment.
ta có cấu trúc so sánh hơn: the most + adj (dài)
Đáp án là C: the
The phrase "keeps sellers on their toes" in the passage mostly means "______".
The packages___________________ so that it would be easier to carry them.
She asked me______I was looking at.
Only one of our gifted students______to participate in the final competition.
__________ John Kennedy was elected president, he was the youngest American President ever.
He_______________us but he was short of money at the time.
_______ has been a topic of continual geological research.
As a millionaire who liked to show off her wealth, Mrs. Smith paid______________________________________________ we asked.
The boat was sailing north when a terrible storm_____________ .
Regular exercise and good diet will bring______fitness and health.