D. Complete the sentences with the correct word: this, these, that, those. 18) ______ are watches. 19) ______ is a skateboard. 20) ______ is a helmet. 21) ______ are scarves. 22) ______ are footballs.

1. Those are watches.
2. This is a skateboard.
3. This is a helmet.
4. These are scarves.
5. Those are footballs.

These используется для близких предметов во множественном числе, those — для удалённых; this и that — для одного предмета.