4、句式转换：

　　按要求转换下列句型，每空一词(共5题，计10分)

　　1.Peter had no teacher, but he learned Chinese well at his young age. (改为同义句)

　　Peter ___________ ___________ Chinese when he was young.

　　2.The math problem is too difficult for him to work out.(改为复合句)

　　The math problem is _____ difficult ______ he can’t work it out.

　　3. Mr. Chen showed us a picture of the feathered dinosaur. (改为被动语态)

　　We ________ _________ a picture of the feathered dinosaur by Mr. Chen.

　　4. I think the fastest way to travel is by plane. (改为特殊疑问句)

　　_________ do you think _________ the fastest way to travel?

　　5. Be sure to come to my birthday get-together. (改为反意疑问句)

　　Be sure to come to my birthday get-together, 　　 ______?