Question

A flock of sheep........there on the hill-side

Answer 1

A flock of sheep...is. ..there on the hill-side

Answer 2

Answer:

A flock of sheep is grazing there on the hill side.

Explanation:

Here, we can see that a flock of sheep means a group of sheep that means plural noun but there is only one flock so we are using singular verb for it.

On the hill side, sheeps go for grazing only.