选用is或are填空。 1. This ______ a book. &nbs...
选用is或are填空。1.This______abook.3.It______anicedog.5.She______agirl.7.You______agoodboy....
选用is或are填空。 1. This ______ a book. 3. It ______ a nice dog. 5. She ______ a girl. 7. You ______ a good boy. 2. That ______ a clever rabbit.4. He ______ a doctor.6. We ______ friends.8. The teachers ______ in the classroom.
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