用方框内词组的适当形式填空。 break down , run off, show up, set off , on time, by the time, go off, sell out 1. The news of the earthquake ______panic among people. 2.  I'm sorry to tell you that the apples __ in our supermarket. 3.  I won't leave the coffee shop until you______. 4.  My car __ _ on the way and I had to have it repaired first. 5.  My alarm clock didn't _______  this morning, so I got up late. 6.  She always goes to school _ and is never late for class. 7.  ______I got to school, the bell had already rung. 8.  I took a shower, had some breakfast and_______ to the bus stop.