Two or Three？

Two or three.

两个还是三个？

Meg and Ed are on the sand.

麦格和艾德在沙滩上。

Ed can dig up two shells.

艾德能挖出两个贝壳。

Meg can dig up three shells.

麦格能挖出三个贝壳。

Ed can see two birds on the sand.

艾德能看见沙滩上有两只鸟儿。

Meg can see three birds on a hill.

麦格能看见小山上有三只鸟儿。