Ответ:
1. You have to dial 0054 to call Argentina.
2. You do not need to download that song, I've got the CD.
3. Dad does not need to collect his car tomorrow.
4 There is no underground today so we must catch the bus.
5. David needs to buy a new shirt for the weekend.(needs)
6. You must not use the WI-FI in this shop.
Объяснение: