It is __ world of wonders, __ world where anything can happen.
Jim passed the driving test , ________ surprised everybody in the office.
The American girlfather is an engineer is my pen friend.
Is some German friends visited last week ?
Winter is the time of the yearthe days are short and nights are long.
--- What ______ when I phoned you? --- I ______ my work, and I was about to go out.