It's a custom in Britain and in most European countries to celebrate a person's birthday. Members of the family and close friends are supposed to be present at the party. If they can't come they may send a gift by post. At the birthday party, the person who gives birthday party opens all the gifts in front of the people present and thanks them for the gift. The mother usually makes a birthday cake, or if she can't, she may order one from a cake - shop. A number of candles are plaid on the top of the cake and will be lighted when the party starts. The number of candles is also the age of that person. After the light is out, they all sing and song "Happy birthday to you"... then they play some games or sing or dance together.  15.Only in Britain people celebrate a person's birthday. A. True B. False C. Not given D. No information   16. Only dear friends and members of the family are present. A. True B. False C. Not given D. No information 17. Some people may not send gifts if they can't go to the party. A. True B. False C. Not given D. No information 18. They open the gifts in front of their friends at birthday party. A. True B. False C. Not given D. No information 25.What does the word “them” in line 4 refer to? A. mother D. Members of the family. B. Members of the family and close friends C. close friends 26.What is the main idea of this passage? A. It's a custom in Britain and in most European countries. B. gifts to give to a person's birthday. C. Cake is important on birthday. D. What the people do at the birthday party