下列各句均有一处错误，划出错误并在题后横线上改正。

26. Everyone seemed was very tired after such a long journey.　 　　　　　　

25. How many kilometers are there from Shenzhen to Guangzhou? Please tell me.

　　 Please tell me how many kilometers 　　　　　　　　　　　from Shenzhen to Guangzhou.

24. The comic books have been sold out in the shop. There are no comic books.

　 The comic books have been sold and there is 　　　　　　　　　　　　in the shop.

23. Mrs Brown is so old that she could do nothing.

　 Mrs Brown is 　　　　　　old to do 　　　　　　.

22. There isn’t anyone in the dining room now.

　 There 　　　　　　　　　　　　in the dining room now.

根据句意，将下列各句改写为同义句。

21. I’d rather do my homework by myself than copy others’ when I was a student.

　 I 　　　　　　　　　　　　my homework by myself to copying others’ when I was a student.

20. 看太多的电视会影响你的学习。

　　 Watching TV too much will 　　　　　　your studies.

19. 我表哥18岁上大学了。

　　 My cousin went to 　　　　　　when he was eighteen years old.

18. 我女儿想把她的房间漆成粉红色，因为这是她最喜欢的颜色。

　　 My daughter wants to 　　　　　　her room pink because it’s her favourite colour.

17. 他似乎在看什么重要的东西。

　　 He 　　　　　　to be reading something important.