Smart cards are like（）cards.
A: Telephone
B: ldentification
C: Interactive television
D: Golden tax
A: Telephone
B: ldentification
C: Interactive television
D: Golden tax
举一反三
- Debit cards preceded credit cards.
- Let’s play cards _________watching television
- Passengers can pay the goods by cash, credit cards and debit cards.
- Today is Teachers’ Day. Let’s ___________ for our teachers. A: make cards B: makes cards C: making cards D: made cards
- A first-grade teacher use ten flash cards, numbered 1 through 10, to teach her students to order numbers correctly. She has students choose four flash cards randomly, then arrange the cards in ascending order. One day, she removes the cards numbered "2" and "4" from the deck of flash cards. On that day, how many different correct arrangements of four randomly selected cards are possible A: 70 B: 210 C: 336 D: 840 E: (E) 1,680