The person ____________ advice I follow helped me improve my pronunciation.

The teacher __________ gives us long homework makes learning stressful.

The tour guide ___________ we met shared great stories about the area.

I met a couple __________ travel stories were fascinating during the group tour.

I met a traveller ___________ told me about hidden places.

The pilot, __________ is very experienced, announced the landing time to all passengers.

Some park rangers, __________ work with local communities, teach people how to protect nature.

Wangari Maathai, __________ started the Green Belt Movement, helped plant many trees in Africa.

They returned to the village _________ they had spent their childhood.

I bought a souvenir from a shop ___________ sells handmade items.

Our guide, __________ knowledge of the mountains is impressive, showed us the safest trails.

I bought a book ___________ explains the history of the area.

The app __________ I downloaded yesterday has great language lessons.

Humans, __________ ancestors lived in caves, have developed complex societies over time.

The restaurant ___________ serves local food was delicious.

The Himalayas, __________ are located in Asia, have some of the tallest peaks on Earth.

The protest __________ took place last year raised awareness about climate change.

The souvenirs ___________ I brought back remind me of my adventures.

The nearby village, __________ we stayed overnight, had traditional food and cozy lodges.

The market ___________ stalls were filled with fresh produce was lively.

The community whose organises clean-up events is very active.

The club who focuses on environmental issues is popular among teens.

The firefighters, whom arrived very quickly, managed to stop the fire.

The children whose visit the zoo learn about different animals and their habitats.

The Amazon River, that is in South America, has a huge rainforest around it.