【推荐2】阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。将答案填写在答题卡的相应位置。

A desert doesn’t sound like the most promising place to plant a tree. Yet, since 1978, China     1    (plant)at least 66 billion of them across its desert northern territories, hoping to transform its sandy dry land and yellow dunes     2     a Great Green Wall.

Ian Teh     3    (record)this amazing undertaking while traveling through northern China last year. His expansive photographs show workers tending young trees, blasting them with water and     4    (fill)irrigation tanks. “    5     planting trees sounds great on paper, you can feel doubtful,” Teh says. “When seeing in person, it was impressive.”

The tree-planting strategy is a massive attempt to help fight desertification.     6     (rough) a million square miles of China—a quarter of the country—    7    (cover)in sand. Drought, deforestation, overgrazing and other     8    (problem)threaten an additional 115,000 square miles, fueling very cruel and     9    (violence)sandstorms that regularly blast cities like Beijing and Dunhuang. Many scientists are feeling doubt that planting trees will make a difference in     10     long run. But China’s State Forestry Administration claims the measure has reduced sandstorms by 20 percent and desertification by nearly 5,000 miles in recent years.

【推荐3】Directions: After reading the passage below, fill in the blanks to make the passage coherent and grammatically correct. For the blanks with a given word, fill in each blank with the proper form of the given word; for the other blanks, use one word that best fits each blank.

Is Climate Change Consuming Your Favorite Foods?

Due to climate change, the world’s endangered lists are no longer just for animals. We may not only need to adapt ourselves to living in a warmer world but a     1     (tasty) one as well.

As the increased amount of carbon dioxide in the air linked to global warming     2     (continue) to affect weather, we often forget that they are also impacting the quantity, the quality, and the growing locations of our food. Some foods have already felt the impact while     3     may even become scarce within the next 30 years.

Whether or not you try to limit yourself     4     one cup of coffee a day, the effects of climate change on the world's coffee-growing regions may leave you little choice.

Rising temperatures and unpredictable rainfall patterns are reported to have been threatening coffee plantations in South America, Africa, Asia, and Hawaii. The result? Significant cuts in coffee yield.

According to organizations like Australia's Climate Institute, half of the present coffee-producing areas     5     (estimate) not to be suitable by the year 2050, if current climate patterns continue.

With temperatures continuously rising, oceans are absorbing some of the heat and undergoing warming of their own,     6     (cause) a decline in fish population, including in lobsters that are cold-blooded creatures, and in salmons (鲑鱼)     7     eggs find it hard to survive in higher water temperatures. Warmer waters also encourage some poisonous marine bacteria to grow and lead to illness in humans whenever     8     (take) with raw seafood, like oysters.

And how about that satisfying “crack” which you get when you are eating crabs and lobsters? It could be silenced     9     shellfish have been struggling to build their calcium carbonate (碳酸钙) shells, which is a result of ocean acidification.

Even worse is the possibility     10     we will have no seafood to enjoy at all. In a 2006 Dalhousie University study, scientists predicted that if over-fishing and rising temperature trends continued at their present rate, the world's seafood stocks would run out by the year 2050.