b) Read again and mark the sentences T (true), F (false) or DS (doesn't say).

Решение:

1. Dave has packed lots of clothes. — T
2. Dave bought the shampoo. — T
3. Dave hasn't packed his trunks. — T
4. Dave hasn't got a phonecard. — DS

Ответ: 1-T, 2-T, 3-T, 4-DS.