Complete the sentences using the correct form of 'will' + the verb.
Use the short form for negative sentences ('won't'). Make sure to use the apostrophe symbol correctly when you write 'won't'.
People are searching for a 'greener' for of air transport. Some experts think large balloons that can carry people, called 'airships', are a solution. Here are some recent predictions:
- Airships land and take off straight up from the ground, so they ...(carry) people and things to places with no airports, like the Arctic.
- They are comfortable and quiet so airships ...(be / probably) popular for luxury travel.
- Airships can carry things across short distances, so they ...(transport) cars across rivers, like ferries.
- They can only carry 12 people, so trips ...(not be/probably) cheap.