The historical society is working on preserving the old town library building.

• preserving: bảo tồn
• Đáp án: C. maintaining (duy trì)

The friendly atmosphere and strong sense of belonging made the neighborhood a very viable place to raise a family.

• viable: khả thi
• Đáp án: C. suitable (thích hợp)

Single parents often face challenges in taking care of the children.

• taking care of: chăm sóc
• Đáp án: A. looking after (chăm sóc)

The husband worked away. Meanwhile, the wife raised the children alone.

• Meanwhile: trong khi đó
• Đáp án: C. During that time (trong khoảng thời gian đó)

In the old days, wives mostly stayed home to cook, clean, and raise the kids.

• raise: nuôi nấng
• Đáp án: A. bring up (nuôi nấng)