The young man stepped into the office ,___down and began to

The young man stepped into the office ,___down and began to he stepped into the office, ____ down and began to work at o a man of about thirty stepped into the office这里的of是什么意思,是当介词 the boat began to go d( ).Both the man and the dog fell into 1.the young lady went into the office and after -----seemed The jailer was about to lockand Maslova stepped out into jenny went into the room .took off her coat and ___down in a into,the,sea,young,the,dive,man,girl's,the,saved,life,and the young man ran out of the stop quickly and right into the The young man jumped into the river——(brave)and saved the gi After I __ the office I sat down and began to write the repo when the donkey stepped into the river