找出下列句子中的错误并改正。 (     ) 1. Lucy is comes from America .                         _______________ A   B      C         D (     ) 2. Do you like reading books ?  Yes, I like .            _______________ A              B     C              D (     ) 3. He is sitting beside mother now .                    _______________ A       B      C    D (     ) 4. Did they watered the flowers on the farm yesterday? _______________ A          B         C           D (     ) 5. What are seven and six? It's thirteen.             _______________ A   B         C          D