题目内容：

Fill in the blanks according to the texts and the first letters given.

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Barack Obama is the US P1.. He and his w2. Michelle Obama live in the White House with their two d3., Malia and Sasha, and Michelle’s mother because Michelle’s father is d4.. They have a P5. water dog named Bo. It is a p6. Barack Obama gives to Malia and Sasha. Michelle is busy. She works on important p7. for the American people, and she also helps with her husband’s o8. duties.

We meet two British families in Unit3. The Siddiqui family have a g9. shop. And they live in a flat a10. the shop. The Jackson family don’t have their o11. house, so they s12. money when they can .

There are many things to see and do in London. If you are interested in art, Tate Modern is a good place to go. It has a f13. c14. of modern art by famous a15. like Picasso and Dali. If you want to meet your favourite actors, singers or sports people, t16. Madame Tussauds. It is a wax museum with almost 400 wax m17. of famous people. If you like street art, go to Covent Garden. There you can watch j18., clowns and musicians. Oh! There are still many places to visit, like the Tower of London, Trafalgar Square and Buckingham Palace. Can you enjoy all of them at a time? Yes, an o19. bus t20. can help you with that. Isn’t it nice?