造句：

1

Sheep's milk is produced in much the same way as goat's milk.

绵羊奶和山羊奶的生产过程差不多。

2

They kept a small flock of sheep

他们养了一小群羊。

3

I saw a flock of sheep when the car passed through a village.

当汽车行经村庄时，我看到了一群羊。