---- Will you answer the telephone? It ________ be your mother.---- Sorry, I _______. I’m very busy.
The journey around the world took the old sailor nine months, _____ the sailing time was 226 days.
He got to the station early,____________ missing his train.
He got to the bus station early, _____ missing the first bus .
The manager is talking with his secretary _____ the telephone. They usually keep in touch _____ telephone.
These two houses are similar _____ they both have a large garden with many kinds of flowers.