题目内容：

The Visitor Oyster card

A Visitor Oyster card is the cheapest way to pay for a single adult journeyin London. It’s a plastic smartcard. You can use it on the bus, tube, tram, DLR,London Overground and most National Rail services. It’s much cheaper thanbuying individual tickets, in some cases costing 50% less than the price of a regularpaper ticket.

How to get a Visitor Oyster card

You can buy a Visitor Oyster card online. Your card will be delivered by post.The card costs £5 and you choose how much money you want to add to the card.This means you can start using the card the moment you arrive in Central London.

How does the Visitor Oyster card work?

The Oyster card works on a pay-as-you-go system. You start by adding money to the card. Then you travel, the cost of the fare will automatically bededucted from your Visitor Oyster card. For example, if you add £20 to thecard and make a tube journey of £2.30, you will have £17.70 left on the card.

A few more points:

·A child under the age of 11 travels free when accompanied by an adult.

·You’ll save more money if you use the tube several times. The Visitor Oyster cardis “capped (给……定上限)” at £6.80 per day.

·You’ll pay more during peak times. Peak fares apply from Monday to Friday (6:30am—9:30 am; 4:00 pm —7:00 pm), except for public holidays.

·Reuse the Oyster card by adding credit at a tube station, Oyster ticket shop orVisitor Centre.

·Receive a discount on the Thames Clippers River Bus services.

1.What can we learn about the Visitor Oyster card?

A.You can’t use it during public holidays.

B.You can have it mailed directly to your home.

C.You can get a free Oyster card if you order online.

D.You can receive a 50% discount at any shop in London.

2.How much money will be deducted if you take the tube four times in a day witha Visitor Oyster card?

A.£2.30. B.£3.40.

C.£6.80. D.£9.20.

3.Where can you add credit to your Visitor Oyster card?

A.On the Internet. B.At a bus station.

C.At a tube station. D.In convenience stores.