Choose the word that differs from the other three in the position of stress.

Choose the correct answer to complete each of the following sentences.

Identify the mistake in each sentence, then choose the correct answer to replace it.

a. We have provided the homeless children for food and clothes.

b. Last year, we have organized an event to support the victims of the flood.

c. Right now, my classmates is volunteering in a small village in Malaysia.

Choose the correct answer to fill in each blank in the passage.

The Green Summer Campaign (11) __________ in 1997. The campaign's aim is to encourage young people to serve the communities (12) __________ need during their summer vacation. “Young volunteers will have more opportunities to help others through the campaign,” said the union's secretary Phan Thi Thanh Huong. By (13) __________ free classes, building bridges, schools, and playgrounds, volunteers help local people (14) __________ against illiteracy, poverty, and other hardships. They also participate in cultural and community activities to promote environmental (15) __________ and prevent child abuse and violations of laws. Through such activities, young people learn valuable life skills, form great relationships, and do little kind things for other people.