1:The keys are on the dresser?(改一般疑问句)
Are the keys on the dresser?(注意,把are放在前面就可以了.)
2:Cassettes,where,video,are,her(连词成句)
Where are her vedio cassttes?(翻译：她的录像磁带在哪里?)
3:Is the baseball on the sofa?(作否定回答)
No,it isn't.
4:Is the backpack under the table (作肯定回答)
Yes,it is.
改错题1:What are these?These are CDs.
回答应该They are CDs.
2:Are they your cousin
Are they you cousins?(有are后面的cousin应该用复数.)
3:Dave,they are my friends ,Bob and Tim
Dave,Bob and Tim are my friends.
4:Some book are on the bookcase.
Some books are on the bookcase.(book 应该用复数)
5:This is a picture on my famliy.
This is a picture of my family.(介词用错,family拼错)