They stopped at Tianjing_____they might visit the TV tower.
Catherine bought a postcard of the place she was visiting, addressed ___to ____and then posted it at the nearby post office.
When you have difficulty in learning new words, you can ____the dictionary.
John is one of the staff members who ___to be sent abroad for further study.
The girl ____forward to buying a new gold watch.
I hope there are enough glasses for each guest to have ____-