----Is that Lucy’s ring? ----_________.A. Yes, that is. B. No, it isn’t. C. No, that isn’t
—Can you tell me _____when the teacher came into the classroom? —Sorry,I don’t know.
The teacher said that _____ of the boys would take part in the fashion show.
—______ did your sister leave China? —She______ for three years .
—How are you getting on with your study,Tom? —So far,I____very well at school.
The smile to the teacher’s face showed she was_____with us.