[填空题]I think this one is bigger and (cheap) （　） than that one.

[填空题]I think this one is bigger and (cheap)（） than that one.

[填空题]I think this one is bigger and (cheap) ______ than that one.

[填空题]This one is smaller and (cheap)（）than that one.

[单项选择]

More than one hundred thousand international students will spend this summer working and traveling in the United States. They are participating in the Summer Work Travel program through the State Department. They receive J-I exchange visitor visas.
The idea is for students to work for up to three months and earn enough money to then spend a month traveling before they return home.
The Exchange Visitor Program, aims to increase global understanding through educational and cultural exchanges.
The Summer Work Travel program has existed for years. This year there are some changes. The State Department recently amended the employment rules. These changes follow a strike last summer by foreign students working at a distribution center for Hershey’s chocolates.
The State Department said the students were put to work for long hours in jobs that provided little or no contact with the outside world. The students complained about having to lift heavy bo
A. to help students improve language proficiency.
B. to send students to work for long hours in jobs.
C. to increase global understanding.
D. to protect U.S. workers.

[单项选择]Tea drinking was common in China for nearly one thousand years before anyone in Europe had ever heard about tea. People in Britain were much slower in finding out what tea was like, mainly because tea was very expensive. It could not be bought in shops and even those people who could afford to have it sent from Holland did so only because it was a fashionable curiosity. Some of them were not sure how to use it. They thought it was a vegetable and tried cooking the leaves.
Then they served them mixed with butter and salt. They soon discovered their mistake but many people used to spread the used tea leaves on bread and give them to their children as sandwiches.
Tea remained scarce and very expensive in England until the ships of the East India Company began to bring it direct from China early in the seventeenth century. During the next few years so much tea came into the country that the price fell and many people could afford to buy it.
At the same time people on the Con
A. The Britons got expensive tea from India.
B. Tea reached Britain from Holland.
C. The Britons were the first people in Europe who drank tea.
D. It was not until the 17th century that the Britons had tea.

[单项选择]Edison tested more than one thousand materials to see if they could ______ electric current and glow.
A. bring
B. make
C. carry
D. produce

[填空题]The book has more than one author.