I was not _______her presence till she spoke to me.
---- How is everything going on with you in Europe? ----Quite well. Not so smoothly as I hoped, _________.
On May 5, 2005, at ________ World Table Tennis Championship, Kong Linghui and Wang Hao won the gold medal in men's doubles with ________ score of 4: 1.
----How long are you staying? ----I don't know.___________.
Sales of CDs have greatly increased since the early 1990s, when people_____to enjoy the advantages of this new technology.
________ is often the case, we have worked out the production plan.