Choose A, B, C, or D that best completes each sentence.

You can help young children by _______ them do homework before or after school.

Choose A, B, C, or D that best completes each sentence.

To help people in remote areas, we can _________  transportation, such as giving rides to the elderly.

Choose A, B, C, or D that best completes each sentence.

Our school has a programme to____  children from poor families in Ho Chi Minh City.

Choose A, B, C, or D that best completes each sentence.

Clean air provides us _____ a healthy supply of oxygen.

Choose A, B, C, or D that best completes each sentence.

They have decided to ride to work _____  it is good for their health and the environment.

Choose A, B, C, or D that best completes each sentence.

Do many people in your country _____ take care of others?