Quantities of precious jewelry_____ buried_____ in the earth.
Some companies provided special benefits when employees agree to ____ a ride to work.
In the past ten years, Government has ____ the price of certain drugs for some 11 times.
We need to ____ our active vocabulary step by step.
The young woman walking on the street looked nice, so Vince ___ her a lift.
My son John asked me to ___ him off at school on my way to work because it was raining.