It was not until he took up fishing ______ he began to know more about fish species.
Only one of our gifted students______to participate in the final competition.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
There has been a great increase in retail sales,_____________________ ?
The examination was not very difficult, but it was_____________________ long.
Education in many countries is compulsory________the age of 16.
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
We must push the piano to the corner of the hall to_____________________ our party tonight.
He_______________us but he was short of money at the time.
Standing on the tip of the cape,____________________ .
______ his brother, Mike is active and friendly.