—These boxes are too heavy for me to move. —Here, I’ll give you a hand ________ them.
Silk from China found its way to India, the Middle East and Rome,__________ spices and glass, which were not known to China.
The three main islands __________ this country.
Parents need to be __________ in their children's education in many ways.
Can you tell me who can best __________ the problem?
The boy preferred __________at home to __________ outside.