题目内容：

Complete the following sentences as required （根据所给要求完成下列句子,每题空格限填一词）

1.Nalia Schwarz created more than 30 different pictures with food.（改为一般疑问句）

_______ Nalia Schwarz _______ more than 30 different pictures with food?

2.My mum went to hospital to have a check-up on her eyes yesterday.（对划线部分提问）

_______ _______ your mum go to hospital yesterday?

3.They went home after they had finished cleaning their classroom.（保持句意基本不变）

They _______ go home _______ they had finished cleaning their classroom.

4.Uncle Damin wrote several articles about cormorant fishing.（改为被动语态）

Several articles about cormorant fishing _______ _______ by Uncle Damin.

5.Many flights at the airport had to be delayed because of the heavy snow.（保持句意基本不变）

Many flights at the airport had to be _______ _______ because of the heavy snow.

6.“Can you give me a ring as soon as possible?” the agent asked politely.（改为宾语从句）

The agent asked _______ I _______ give him a ring as soon as possible.

7.it, without, is, you, for, success, to achieve, impossible, work（连词成句）

_______________________________________________________________.