他坐上电梯到达7层，穿过一个大厅，打开门，走进了一家职业介绍所。
He rose in an elevator to the seventh floor, moved down a hall, and, opening a door, walked into the office of an employmentagency.
他坐上电梯到达7层，穿过一个大厅，打开门，走进了一家职业介绍所。
He rose in an elevator to the seventh floor, moved down a hall, and, opening a door, walked into the office of an employmentagency.
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