Me gustaría, quisiera, podría: asking politely in Spanish

Au programme

• Which is the polite way to order "I would like a coffee"? ___ un café, por favor.
• What does Me gustaría viajar a México mean?
• Complete to make a suggestion "We could go to the cinema": ___ ir al cine.
• Complete this polite request "Could you repeat that, please?": ¿___ repetir, por favor?
• Complete politely "I would like some water, please" (conditional of gustar): Me [____] un poco de agua, por favor.
• Complete "Could you help me with this suitcase?" (conditional of poder): ¿Me [____] ayudar con esta maleta?
• Complete "You should sleep more" (conditional of deber): Tú [____] dormir más.
• Match each conditional sentence to its English meaning.