This special strain of rice makes _________ possible to produce one third more of the crop in the same fields.

The test not only helps make our _____ acquired knowledge permanent, but also enables us to find out what needs to take more time to improve

He said that his bike _____ stolen and he ____ telephone the police

When my mom saw the _______ gift I had prepared for her, she ________.

Though she lives ________, she never feels ________.