Visa and MasterCard are the most commonly used credit cards in Europe and you will be able to withdraw cash in Pounds Sterling and Euros from Cashpoints as required. There may be a small charge for withdrawing cash, and you may be charged interest or exchange commission by your own bank.
Below is a rough guide.
COSTOF ENTERTAINMENT Cinema: £7 / €10 Theatre: £25 + / €30+ Museum or cultural attraction: £5-£10 €5 - €10 Bowling: £10 / €10 Day Membership of private sports club: £15 / €15
COSTOF FOODAND DRINK Average pub meal: £8 Average restaurant meal: £20 /€20 Pint of beer: £3 Average bottle of wine: £8 /€6 Average meal for two in mid-priced restaurant: £45/€30 Don't forget you need to pay all entrance fees etc for excursions - these are not included in the course fees unless you are a young learner.