7 Together, Mary and Colin work on tending the garden, but Mary is the main person
whose efforts restores it to its former beauty. 8 Colin is busy using his time for physical
therapy, eventually he learns to walk again. 9 Mary's strength of character is the force
that gives Colin his physical strength. 10 Colin and Mary form a strong friendship, and
their compatibility and the garden are enough to make them happy. 11 In the end, their
bond and their individual strengths cheer up Colin's father who is Mary's uncle.
2. How should you correct the error in sentence 7?