12. Penicillin was discovered by Alexander Fleming. (改为一般疑问句）

      Penicillin       by Alexander Fleming?

5. The great artist  _______________   his amazing use of colors and shapes.(以..... 而闻名）

    find out,different kinds of，at the festival,go on vacation,be painted with

6. Your kid's room can  ________________ light blue.

7. Where will you           this summer,Lucia?

8. What activities did they do      ？

9. There are         blouses in that new clothing store.

10. We'll try      the truth of the matter.

2. Must the work      (finish) by 6：30 this afternoon?

19. 我们被允许周六晚上去看电影。

We_______ __________ _________ go to the movies on Saturday evening.

(   ) 6. —The wall of our building is made of      

―That's good. So the room will be bright.
A. glass     B. steel
C. wood    D. paper

23. 中国的陶土艺术非常有名。
                is very famous.