Mr. Black __________ Shanghai in a few days. Do you know when the earliest plane __________ off on Sunday?
The British are not so familiar with different cultures and other ways of doing things, ___________ is often the case in other countries
--Thank you very much. --Not at all , I was____________ glad to help.
I would have come to see you earlier, but I__________too busy.
With summer coming on, the weather gets hot _________.
In Switzerland, six miles west of Geneva,___________ a collection of laboratory buildings.