Ответ:

  1. This is a chair.
  2. That is a tree.
  3. These are toys.
  4. Those are flowers.
  5. This is a banana.
  6. Those are pictures.
  7. These are burgers.
  8. That is a train.
  9. These are biscuits.
  10. Those are school bags.

Перевод указательных местоимений: this — «этот/это» вблизи, that — «тот/то» вдали, these — «эти» вблизи, those — «те» вдали.