Idiom:

Quiet as a mouse ( very quiet )

Hit the book：

Dress code

Transparent

Be acquainted with

Office boy

Adapt to

Sincerely

Be ashamed of

1.Dress properly

To get the best impression with your colleagues in new office, you had better dress the best office wear. The best wear doesn't mean you dress like going to the party, but by dressing it will increase your confidence and exactly according to your work environment. If on the first day at work you don't know yet about proper dress code. You can dress office wear more formal. Make sure your wear looks clean, neat and formal, not transparent or not too casual. Besides your look, in general you need to notice your appearance like your hair and your face fresh as well as your shoes. You must notice that your dress and your appearance can make different impression to your colleagues and superior. Make sure you dress properly for your career.