It is vital that the gas line is checked carefully before we ignite.
The examination was not very difficult, but it was_____________________ long.
Education in many countries is compulsory________the age of 16.
_______ has been a topic of continual geological research.
She asked me______I was looking at.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
Michael looked deeply hurt and surprised when_____________________ .
______ his brother, Mike is active and friendly.
__________ John Kennedy was elected president, he was the youngest American President ever.
In spite of her abilities, Laura has been_____________________ overlooked for promotion.
Long ago, women were_________to vote in political elections.