______with many other jobs，teachers have a relatively stable (稳定的) income.

________ he ________ anything about this historic site— Yes. That’s why he suddenly becomes so obsessed with it.

Everything was all right again__________,they all went back to work

The suspect said that he was at ______ place at the time of the crime.

The father as well as his daughters _____ skating on the freezing river every Sunday afternoon