Selecting a mobile phone for personal use is no easy task because technology _____so rapidly.
Harry, did you attend the dancing party________ at Jack’s house the other day?
July the 13th,200l _______ a very bright night in Beijing that will never fade from memory.
Mark Twin once said: “ The dictionary is the only place ______ success comes before work.”
________ earthquake in Japan on March 11th, 2011 is ________ great shock not only to the Japanese people but also to people all over the world.
--- I don’t think this TV set is of good quality. Can you replace it with a new one?--- _______. But I have to talk to my manager first.