Drections:Questions16to18arebasedonthepassageyouhavejustheard.

问题 -

1.[单选题]___________________.

A.By covering the credit card with a layer of plastic.

B.By calling the credit card company for confirmation.

C.By seeking help from the card reader maker Verifone.

D.By typing the credit card number into the cash register.

2.[单选题]

___________________.

A.The card got damaged.

B.The card was found invalid.

C.The card reader failed to do the scanning.

D.The card reader broke down unexpectedly.

3.[单选题]_________________.

A.Affect the sales of high-tech appliances.

B.Change the lifestyle of many Americans.

C.Give birth to many new technological inventions.

D.Produce many low-tech fixes for high-tech failures.

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可能感兴趣的试题

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1.[单选题]____

A.Her friend Erika.

B.Her little brother.

C.Her grandfather.

D.Her grandmother.

2.[单选题]____

A.By taking pictures for passers-by.

B.Her little brother.

C.Her grandfather.

D.Her grandmother.

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data-filtered=filtered style=box-sizing: border-box;/ data-filtered=filtered style=box-sizing: border-box;/Directions: In this section, you will hear three news reports. At the end of each news report, you will hear two or three questions. Both the news report and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D) .Then mark the corresponding letter on Answer Sheet 1 with a single line through the centre.

1.[单选题]____

A.Her friend Erika.

B.Her little brother.

C.Her grandfather.

D.Her grandmother.

2.[单选题]____

A.By taking pictures for passers-by.

B.By working part time at a hospital.

C.By selling lemonade and pictures.

D.By asking for help on social media.

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导致均衡数量减少的情形有（　　）。

A需求曲线不变，供给曲线左移

B需求曲线不变，供给曲线右移

C供给曲线不变，需求曲线左移

D供给曲线不变，需求曲线右移

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1.[单选题]______

A.The discovery of a new species of snake.

B.The second trip to a small remote island.

C.The finding of 2 new species of frog.

D.The latest test on a rare animal apecies.

2.[单选题]______

A.A poisonous snake attacked him on this field trip.

B.He discovered a rare fog on a deserted island.

C.A snake crawled onto his head in his sleep.

D.He fell from a tall palm tree by accident.

3.[单选题]______

A.From its genes

B.From its length

C.From its origin

D.From its colour

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（）是指交易者同时买入或卖出相同品种不同交割月份的外汇期货合约，以期合约间价差朝有利方向发展后平仓获利的交易行为。

A蝶式套利

B跨期套利

C跨币种套利

D跨市场套利

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