I can never forget the days _____ we worked together and the days _____ we spent together.A. when; which B. which; when C. what; that D when; when
__________ around Tian'anmen Square, the tourists were taken to visit the Palace Museum.
I was __________ by what he had done.
Computer and TV take up most of my spare time and __________ is spent on exercise.
—What do you think made Liz so upset? —__________ her new bike yesterday.
With the time __________, our happiness grew.