题目内容

【题目】— How is your trip to Singapore?

— It’s the most fantastic experience ______ I’ve _____ had.

A. that; never B. that; ever C. /; never D. which; ever

【答案】B

【解析】

考查定语从句和副词。句意:你的新加坡之行怎么样? —这是我有过的最奇妙的经历。此处是experience做先行词,指物,被形容词最高级修饰,在后面的定语从句中作宾语,所以第一空填that;ever“曾经”,never“从来没有,所以第二空填ever。故选B。

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【题目】Directions: Fill in each blank with a proper word chosen from the box. Each word can be used only once. Note that there is one word more than you need.

Is it possible to make paper without trees? Australian businessmen Kevin Garcia and Jon Tse spent a year researching a possible 1 that could serve as a possible raw material for making paper. Then Garcia read about a Taiwanese company making commercial paper out of stone and a(n) 2 struck.

A year later, in July 2017, they launched Karst Stone Paper. The company produces paper without using wood or water. Their source is stone waste 3 from construction sites and other industrial waste dumps.

"If you look at the whole process of how paper is traditionally made, it 4 chopping trees, adding chemicals, using lots of water and then 5 , drying and flattening it into sheets of paper," said Garcia. "It contributes to high carbon emission and deforestation."

In 2019, Garcia estimates Karst's paper production has helped save 540 large limber trees (成材木) from being deforested, 83,100 liters (21,953 gallons) of water from being used and 25,500 kilograms (56,218 pounds) of carbon dioxide from being 6.

"We collect disposed limestone (石灰石) from wherever we can find it, wash it, and grind it into fine powder," he said. The powder is mixed with a HDPE resin(高密度聚乙烯树脂), which 7 over time from sunlight, leaving only calcium carbonate (碳酸钙) behind.

The paper can be as thin as notebook paper or as thick as a cardboard paper and is waterproof, 8 and difficult to tear. The notebooks cost $10 to $25. Karst's products are mainly sold through the company's website, but are also stocked in 100 stores, 9 throughout Australia, the United States and the United Kingdom. "Over 70% of the customers are US-based," he said.

They hope to have the notebooks in 1,000 stores by the end of the year. Garcia said they are now thinking about 10 investors for the first time in order to scale up their operations. They declined to reveal how much the company makes or their annual revenue.

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