| Exploring the World

1 | Complete the sentences with because or because of. 0. Many tourists visit national parks because of the beautiful scenery. 1. Ecotourism is becoming more popular ★★★ people want to protect the environment. 2. The hiking tour was cancelled ★★★ the heavy rain. 3. They chose an eco-friendly hotel ★★★ it uses solar energy and recycles waste. 4. The beach was crowded ★★★ the summer holiday season. 5. She didn't join the safari tour ★★★ she was afraid of wild animals. 6. We couldn't go fishing ★★★ the strong winds. 7. Many people visit Baku ★★★ its famous landmarks like the Maiden Tower. 8. He decided to travel by train instead of plane ★★★ it's more environmentally-friendly. 9. We arrived late ★★★ a traffic jam on the highway. 10. The guide spoke slowly ★★★ the group had many non-native English speakers.

2 | Complete the sentences with because, because of or so. Put a comma if necessary. 0. We missed our flight, so we arrived at the airport late. 1. The train was delayed ★★★ heavy snowfall. 2. She packed warm clothes ★★★ she was going to a cold country. 3. The hotel was fully booked ★★★ we had to find another place to stay. 4. ★★★ the traffic jam, we were late for our tour. 5. It started raining heavily ★★★ we stayed inside the museum. 6. ★★★ her fear of flying, she decided to travel by train. 7. The beach was crowded ★★★ it was a national holiday. 8. She stayed in a hostel ★★★ she wanted to save money. 9. ★★★ the low prices, they chose to travel in the off-season. 10. The map was confusing ★★★ we got lost in the city.

3 | Look at the pictures and make up sentences with the key words. Use because, because of or so.

0. forget passport/not fly She forgot her passport, so she couldn't fly. | 1. love visiting Gabala/ beautiful nature | 2. not go hiking/ heavy rain