高考英语短文填空考点讲解与真题分析专题 28 语法填空实战演练 (三)Passage 11阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。Rivers are one of our most important natural resources. Many of the worlds great _1_ （city）are located on rivers, and almost each country has at least one river _2_ (flow) through it that plays an important part in the lives of _3_ (it) people. Since the beginning of history, people _4_ (use) rivers for transportation. The longest one in the United States is the Mississippi, and the lifeline of Egypt is the Nile. _5_ transportation, rivers give water to drink, water for crops, and chances for fun and recreation for the people _6_ live along their banks. However, large cities and industries that are located on rivers often make problems. As the cities grow _7_ size and industries increase in number, the water in the rivers becomes _8_ (pollute) with chemicals and other materials. People are learning the _9_ (important) of doing more to keep their rivers clean if they want _10_ (enjoy) the benefits of this natural resource.1. 【答案】cities【解析】 many of后面的名词应用复数。2. 【答案】flowing【解析】作定语，修饰river，river与flow之间是主动关系，故用现在分词。3. 【答案】its【解析】指代前面的country，且作定语，故用物主代词its。4. 【答案】have used/have been using【解析】由时间状语since the beginning of history可知，应用现在完成时或现在完成进行时。 5. 【答案】Besides【解析】句意：除了运输，河流还提供饮用水，灌溉用水，并为沿岸居民提供娱乐和消遣。前面提到了运输，所以这里包括运输在内，故填besides。6. 【答案】who【解析】引导定语从句，修饰people，并在从句中作主语，故填关系代词who。 7. 【答案】in【解析】in size指“在规模上”。 8. 【答案】polluted【解析】这里是系表结构，rivers和pollute是被动关系，故填过去分词。 9. 【答案】importance【解析】由前面的定冠词the可知，应填名词importance，指“重要性”。 10. 【答案】to enjoy 【解析】want后要接不定式作宾语。Passage 12阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。 Many people keep small fish _1_ pets. They keep them in a tank of water. _2_ tank is made of glass. People can look through it. They can see inside the tank and watch the fish. The fish need room. They mustnt be crowded. They need oxygen _3_ (breathe). There must be enough water for all fish. So the size of the tank is of great _4_ (important). In the tank people put small plants _5_ are good for fish. They give oxygen to the water. Plants help in other _6_ (way), too. Fish can hide among the plants and sleep, and lay eggs there. The fish must _7_ (kept) in water all the time. Some can jump high. So the tank should be covered. This keeps the fish from _8_ (jump) out. The fish need food and should _9_ (feed) every day. But if you give _10_ (they) too much food, it is very bad, for the extra food will fall to the bottom and make the water dirty. So the fish should get just enough food and finish it in ten minutes. Nothing should be left.1. 【答案】as【解析】 这里指把鱼当做宠物养。As意为“作为”。2. 【答案】The【解析】指上句提到的tank，再次提到应用定冠词。3. 【答案】to breathe【解析】作定语，与所修饰的名词oxygen构成动宾关系，故填不定式。4. 【答案】importance【解析】由形容词great可知，应填名词。 5. 【答案】which【解析】引导定语从句，修饰plants，并在从句中作主语，故填关系代词which。 6. 【答案】ways 【解析】way是可数名词，前有other修饰，故填复数。 7. 【答案】be kept【解析】fish和keep是被动关系，故用被动语态。 8. 【答案】jumping【解析】keep sb from doing sth意为“阻止某人做某事”。 9. 【答案】be fed【解析】 fish和feed是被动关系，故用被动语态。10. 【答案】them 【解析】指前面提到的fish，且作宾语，故填宾格代词them。 Passage 13阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。 Enough sleep is important to health. The amount of sleep needed _1_ （depend）on the age of the person and the conditions in _2_ sleep takes place. The young may need more sleep than _3_ old, but usually eight hours are enough for the health of grown-ups. Some can do with _4_ （little）than this amount, but others may need more. Every person knows his own need. It is then a matter of good _5_ (judge) to satisfy his need. Sleep should always be enough _6_ (make) one bring back his strength and get ready for a _7_ (day) work. Fresh air is necessary to sound sleep. So it is not without reason for some people to think that _8_ is practicable to sleep in the open air. A bath at bedtime, hot nor cool but of body temperature, may be _9_ (help) to sleep. Sleepproducing drug (帮助睡眠的药物) should never be taken except when _10_ (suggest) by a doctor.1. 【答案】depends【解析】 作谓语，主语是单数，故填depends。2. 【答案】which【解析】这里是“介词+关系代词”引导的定语从句，先行词是the conditions，故关系代词用which。3. 【答案】the【解析】“the+形容词”指一类人。the old指老年人，与the young相对应。4. 【答案】less 【解析】由比较连词than可知，应用比较级。little的比较级是less。5. 【答案】judgment【解析】由形容词good可知，应填名词。 6. 【答案】to make【解析】be enough to do sth意为“足以做某事”。 7. 【答案】days【解析】作定语，应用名词所有格。 8. 【答案】it【解析】在that引导的宾语从句中作形式主语，故填it。 9. 【答案】helpful【解析】作表语，应用形容词。这里指“有帮助的”，故填helpful。 10. 【答案】suggested 【解析】由介词by可知，表示被动，故填过去分词。 Passage 14阅读下面短文，在空白处填入一个适当的单词或括号内单词的正确形式。 Snake dishes have become popular _1_ recent years. Snake meat in various flavors (风味) is often seen in restaurant ads. Eating sna