1).............songs are nice. a)This   b)These  c)That - слово "песни" во мн. числе

2)The farmer bought those ....yesterday.  a)cow  b)sheep  c)horse - слово "those" это мн. число, слово "sheep" и в ед. числе и во мн. числе имеет одну и ту же форму

3).........ten pupils in his class.  a) They are  b) These are   c)There are - испрользуем только эту структруру.

Verified answer

1. These songs are nice.

2. The farmer bought those sheep yesterday.

3. There are ten pupils in his class.