阅读下面的短文，并根据短文后的要求答题(请注意问题后字数要求)。
Giving gifts is not a normal part of Britain business culture．Indeed，British business colleagues are qoite likely to feel embarrassed to receive any gift at all．The only exception would be at the conclusion of a desl when it might be appropriate to give a unique souvenir to mark the occasion. Such items might be gold，silver，or porcelain with a suitable inscriptiop．A-gain，to avoid embarrassment on the part of the recipient，the object must be restrained, tastefuI，and not too expensive．
Small gifts such as a lpen Or a book would be suitable gifts of genuine gratitude，and flowers or wine suffice to thank junior colleagues for their services．
Ahernatively，it will often be appreciated if you invite your hosts，or others yoU wish to thank，out for a meal or tO the theatre．
It is always good form to buy a round of drinks for your colleagues after work．This is also the most common way of celebrating someone's birthday．
Business gifts are never exchanged at Christmas but it may be appropriate to send a card，particularly as an．expression of thanks to your business associates but also as a means of maintaining valuable contacts．Bear in mind that the UK postal services was founded at about the same time as the old railways so ensure that your cards are mailed in good time．
If you are invited to a British home，it is standard practice to bring wine，flowers or chocolate for your hosts．The usual European warnings apply when giving flowers：no red roses or white lilies．
If you know that you are going to stay with a family，it is a good idea to bring something             ．If you are unprepared，then your time in your host's house should allow you to think of something they would really appreciate even if you have to mail it from home on your return．
What's the best title of the passage?(within 8 words)
                                                                        
How do colleagues often celebrate each other's birthday in Britain based on the passage?(within 15 words)
                                                                       
Fill in the black in the last paragraph with proper words．(within 5 words)
                                                                        
Is it always appropriate to bring flowers when you visit a British home?Why?(within 15words)
                                                                        
Translate the underlined sentence in Paragraph 1 into Chinese．
                                                                        

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