Ответ:

Упражнение 1.

1. I can hear either, but I can see neither.

2. You may take either of the books, but not neither of them.

3. Sam and Tom are neither my classmates but either at school now.

Упражнение 2.(взяла только последние предложения)

1. It was neither clean nor comfortable.

2. It was either Susan or Sally.

3. I can go both Saturday and Sunday.