According to scientists, our mental abilities begin to____ from the age of 27 after reaching the highest level at 22.
Two-thirds of the money ______ on food and drinks for the homeless people in Japan.
Business studies ______ a skill-based subject which ______ students’ ability to use their knowledge.
Do you believe that there’s a ______ between smoking and heart disease?
The police ______ the murderer everywhere when he suddenly appeared in the theater.
_______ of the land in the district _____ covered with trees and grass.