来自刘延华的问题
Thisisabox.(改为复数句)是Theseareboxes.还是Thesearemanyboxes.
Thisisabox.(改为复数句)
是Theseareboxes.还是Thesearemanyboxes.


Thisisabox.(改为复数句)是Theseareboxes.还是Thesearemanyboxes.
Thisisabox.(改为复数句)
是Theseareboxes.还是Thesearemanyboxes.
Theseareboxes.
改为复数句不需加词,abox的复数就是boxes.