Sadiman，a 67-year-old man，single-handedly restored an entire forest to save his village from hunger. He is a（n）_______ in Dali village，Indonesia. The Gendol hill was seriously deforested because of widespread logging（伐木）activities and a series of forest fires that took place in the 1960s. The extreme deforestation made the Gendol River. _______，leading to serious water crisis.

He came up with the _______ to restore the hill when he was working there to make _______ meet. Sadiman started to _______ banyan（榕树）trees on about 500 hectares of the forest. He has been doing this for the last 21 years all by himself and his sacrifice is _______ surprising. His poor _______ conditions didn't stop him spending his hard-earned money _______ the seedlings for plantation to restore the forest. A banyan tree seedling _______ about $5. 00，which was much money for him. To meet this __________，Sadiman began to plant clove（丁香）tree seedling in his yards. Ten clove tree seedlings were worth a banyan tree seedling. Sadiman's devotion was beyond. __________，yet he was called a "crazy person" and some of his seedlings were __________ pulled out of the ground by irresponsible people. __________，this didn't stop him from planting the seedlings.

Non-stop since the early 1990s，Sadiman has __________ on planting trees and taking care of them to ensure they grow strong and healthy. __________ his continuous hard work，the forest has started to recover. More and more springs and streams have been __________ to provide a reliable water supply for the area. People are becoming __________of the importance of the forest in the bigger __________. The Gendol Hill，once wild，now returns to its former glory by one man and his action to __________ the whole region from drought（干旱）and __________. He truly is a one man army！

What can the average Briton do to create a home environment which is green and friendly? Well, _______ bear in mind that over half the average home’s energy bill is spent on heating rooms, but _______ a typical house loses nearly half its heat through the walls and roof. So _______ number one is to ensure that your house is adequately prevented loss of heat. Get advice about double glazing, and loft insulation(顶层隔热).

The next most important point to consider is that of _______ . Packaging and wrapping is an obvious _______ . Try to use economy size boxes, and reuse containers _______ glass jars and plastic boxes instead of wrapping food in foil or plastic. Take bottles to bottle-banks, and only shop in supermarkets which use _______ packaging. More and more people are simply _______ to buy goods packed in wasteful plastic. The garden too is an area where waste can be recycled. Start a compost heap(堆肥)using old food bits and garden weeds _______ putting them in the dustbin. And it is ________ what can be done with some other things we usually throw away. For example, try papering your bedroom with ________ from magazines.

The third problem area is the use of ________ . This is becoming a more and more ________ thing, so save as much as you can. Flushing(冲洗)the toilet accounts for a third of all household water use, so don’t flush ________ , if you are only getting rid of a tissue, for example. Take a shower instead of a bath, and don’t keep the water running while you wash, or clean your teeth. And don’t use a pipe to wash your car or water the garden. These are ________ in some areas in any case when there are water shortage. Try putting some in a bucket instead.

In 1906, Theodore Roosevelt (1858—1919), America’s 26th president, signed the American Antiquities Act. The law ______ him—and future presidents—to take immediate action to protect important cultural or natural ______. During his time ______ (1901-1909), he established five new national parks and 18 national monuments. He became ______ as “the conservationist (环境保护主义者) president”.

Roosevelt’s______ for the land and environment came from the time he spent in the Dakota Territory. In 1883, he came to Dakota in ______ of hunting huge animals called bison and had a great ______ in the Western frontier lifestyle.

Roosevelt soon developed an interest in ______ cattle. He entered the business and ______ $14, 000 to build the Maltese Cross Ranch (牧场). Roosevelt returned to New York while workers constructed the ranch. But, in 1884, he experienced two great ______ losses. His mother and wife ______ illnesses on the same day.

Roosevelt again ______ west and sought to ______ the reminders of his recent losses. Roosevelt ______ between New York and Dakota. In 1885, Roosevelt published his first book about his ______ as a rancher and hunter. In it, he predicted that the cattle industry was not sustainable (可持续性的). In other words, it would not ______.

Roosevelt was right. Severe weather ______ the area in 1886 and 1887. In the winter, a terrible ______ killed many cattle. The animals that survived the cold soon starved. The experience, however, influenced Roosevelt’s beliefs about the need for ______ in America. Those beliefs, in turn, helped ______ his policies as president.