City dwellers are able to lead an increasingly active lifestyle thanks to more ____________ services for everyday life.

Born and raised in America, John celebrates and values ____________.

____________ natives are seen as people born after the Internet was developed in the early ’80s.

The doctor advised us to ____________ salt and sugar. We should also do exercise and eat more green vegetables.

The city power grid operates ____________ every day thanks to many technicians.

Not managed properly, ____________ can lead to many respiratory diseases.

Many students were concerned about climate change, so they decided to take part in this environmental campaign. (CONCERNED) =>____________________, many students decided to take part in this environmental campaign.

Wanting to strengthen the relation between countries, all the representatives support the new ____________. A. order B. responsibility C. contribution D. proposal

Since she was 11, Jenny has taken part ____________ this volunteering programme every year.

- Do you live with your grandparents, Hoa? - I did in the past but I have lived with my parents ____________ we moved to the city.

____________ differences exist between children and their parents, children and their grandparents, and between students and their teachers.

Obeying the new law, corporations must cut their carbon dioxide ____________ in half by the end of the year.