句型转换。 1. Unit 6 is more difficult than Unit 5. (改为同义句) Unit 5 is ______ difficult ______ Unit 6. Unit 5 ______ ______difficult ______ Unit 6. 2. Tina is shier than any other girl in her class. (改为同义句) Tina is______ ______ girl in her class. 3. The boy has l ong hair . (就画线部分提问) ______ ______the boy______ ______? 4. The girl is outgoing . (就画线部分提问) ______the girl______? 5. What does the word mean?(改为同义句) ______ the______of the word? ______ do you______ ______the world ?