看图完成句子。
（1）This is the U.K.’s flag. It is _______，_______ and blue.
（2）This is a ______ of the ______. London is the ______ ______ of the U.K. In the U.K. ，they speak ________.
（3）She is a _________.
（4） This is Buckingham Palace (中文) in London.
.