The companies are working together to create _____they hope will be the best means of transport in the 21st century.

What’s the matter with John He has been sittingthere for hours—A postcard from his father_______ an attack ofhome-sickness in him

The poor farmer couple ________money to send their son to go to university，although he was admitted to a key university.

It shows that you have __________brought this record on the Internet.

If I ruled the world, I would ______ the world ______ wars and killers.