Many schools provide environmental education to increase students' awareness of conservation needs.
Education in many countries is compulsory________the age of 16.
_______ has been a topic of continual geological research.
Michael looked deeply hurt and surprised when_____________________ .
The packages___________________ so that it would be easier to carry them.
As a millionaire who liked to show off her wealth, Mrs. Smith paid______________________________________________ we asked.
Standing on the tip of the cape,____________________ .
It is stated in the passage that____________________ .
There has been a great increase in retail sales,_____________________ ?
__________ John Kennedy was elected president, he was the youngest American President ever.
He_______________us but he was short of money at the time.