那是一个书包吗?不,它不是。应该说:
A. Is that a schoolbag? No, it isn’t.
B. Is this a schoolbag? No, it isn’t.
C. Is that a schoolbag? Yes, it is.
那是一个书包吗?不,它不是。应该说:
A. Is that a schoolbag? No, it isn’t.
B. Is this a schoolbag? No, it isn’t.
C. Is that a schoolbag? Yes, it is.