选出句中错误并改正。 ( ) 1. I and Jack both come from America . ____________________ A B C D ( ) 2. This is Mary. He is English . ____________________ A B C D ( ) 3. Look at he . How funny he is! ____________________ A B C D ( ) 4. Our classroom is bigger than them . ____________________ A B C D ( ) 5. I can't find my pen. I have to buy it . ____________________ A B C D ( ) 6. Where is Jack sitting? He is sitting between we . ____________________ A B C D ( ) 7. That two books are Tom's . ____________________ A B C D ( ) 8. Who are these white birds? They are Mr. Green's . ____________________ A B C D