MyfriendLi Bingisgoingtob______twentyyearsold.
问题描述：
MyfriendLi Bingisgoingtob______twentyyearsold.
用适当的字母天填空,把句子补充完整.
答
be,因为is going to是将来时的句式,因此要用be
MyfriendLi Bingisgoingtob______twentyyearsold.
用适当的字母天填空,把句子补充完整.
be,因为is going to是将来时的句式,因此要用be