1.where is the library(没BE 动词)
2.he teaches us maths this year (用宾格)
3.are there any computers(要复数)
4.there is some beef and vegetables(BEEF不可数)
5.how many boxes are there?(BOX加ES)
1.where is the library(没BE 动词)
2.he teaches us maths this year (用宾格)
3.are there any computers(要复数)
4.there is some beef and vegetables(BEEF不可数)
5.how many boxes are there?(BOX加ES)