选出句子中的错误之处并改正。 |
( ) 1. There is a apple and an orange on the table. A B C ( ) 2. There are a pencil and an eraser in the pencil-box. A B C ( ) 3. There is two chicks and a duck on the playground. A B C ( ) 4. —Is that a dog. —Yes, it's. A B C ( ) 5. There are six days in a week. A B C |