题目内容
1．There are many adolescentswhose behaviors are generally unacceptable，causing a lot of trouble in the school．分析 现在有许多青少年的行为通常是难以令人接受的，导致了在学校中的许多麻烦．
解答 答案：adolescents．
分析句子结构可知，本句是考查名词的复数形式，结合首字母及句意可知答案为adolescents．
点评 首字母填空题考查的是词汇的记忆和运用能力，平时要注意积累和运用．同时还要注意提示字母．
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11．You have probably heard of homing pigeons，which usually appeared in war．From 3000B．C．to the present，homing pigeons have（31）Bas postmen．They have been especially useful for carrying messages（32）Dwar．The telegraph（电报机） is not（33）Ato carry about．Sometimes only the little pigeon can take a message where it ought to go．
In 1870，when the Prussians surrounded the city of Paris，the city was cut off from all the usual means of communication（交流）．The people（34）Cmany different ways of sending news．One way was to let go small balloons carrying mail．（35）Dof course，they only drifted（漂移）（36）Dthe wind carried them．Often they landed inside the enemy's lines．Even balloons large enough to carry a pilot could hardly be well controlled．
It was pigeons that in the end solved the （37）C．Homing pigeons were brought into Paris．Soon they were carrying letters far and wide．The enemy bought hawks to catch pigeons，but the little postmen could fly faster than their （38）A．Strangely enough，pigeons played an important（39）Bin war．
During World War I every army unit had a group of trained pigeons．Many of them were honored．Among them（40）Ban American pigeon with a French name Cher Ami，which meant"dear friend"．A group of U．S．soldiers were surrounded by the enemy．They had no food and no bullets （子弹）．They nearly died of（41）B．There was little hope for them．Cher Ami made his way（42）Dthe enemy's bullets and succeeded．At once planes（43）Cto drop food and ammunition （军火） to them．With their strength renewed，the soldiers fought back to their own army and were saved．
（44）Bcan pigeons carry the message？There were various methods．Usually the message is put into a little glass tube．The tube is tied to a leg or behind under （45）Dor hung around the neck．
In 1870，when the Prussians surrounded the city of Paris，the city was cut off from all the usual means of communication（交流）．The people（34）Cmany different ways of sending news．One way was to let go small balloons carrying mail．（35）Dof course，they only drifted（漂移）（36）Dthe wind carried them．Often they landed inside the enemy's lines．Even balloons large enough to carry a pilot could hardly be well controlled．
It was pigeons that in the end solved the （37）C．Homing pigeons were brought into Paris．Soon they were carrying letters far and wide．The enemy bought hawks to catch pigeons，but the little postmen could fly faster than their （38）A．Strangely enough，pigeons played an important（39）Bin war．
During World War I every army unit had a group of trained pigeons．Many of them were honored．Among them（40）Ban American pigeon with a French name Cher Ami，which meant"dear friend"．A group of U．S．soldiers were surrounded by the enemy．They had no food and no bullets （子弹）．They nearly died of（41）B．There was little hope for them．Cher Ami made his way（42）Dthe enemy's bullets and succeeded．At once planes（43）Cto drop food and ammunition （军火） to them．With their strength renewed，the soldiers fought back to their own army and were saved．
（44）Bcan pigeons carry the message？There were various methods．Usually the message is put into a little glass tube．The tube is tied to a leg or behind under （45）Dor hung around the neck．
| 31．A．considered | B．served | C．regarded | D．made |
| 32．A．in favor of | B．in need of | C．in charge of | D．in time of |
| 33．A．easy | B．difficult | C．necessary | D．important |
| 34．A．saw | B．did | C．tried | D．managed |
| 35．A．And | B．Though | C．Since | D．But |
| 36．A．which | B．that | C．to which | D．where |
| 37．A．question | B．situation | C．problem | D．mystery |
| 38．A．enemies | B．postmen | C．balloons | D．bullets |
| 39．A．action | B．part | C．ball | D．way |
| 40．A．were | B．was | C．be | D．had |
| 41．A．excitement | B．hunger | C．anger | D．information |
| 42．A．for | B．to | C．in | D．through |
| 43．A．landed | B．found out | C．set out | D．set about |
| 44．A．Why | B．How | C．When | D．Where |
| 45．A．the head | B．a body | C．the foot | D．a wing |
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---Yes，we should，we ________ such bad luck up till now，and time _______ out．（ ）
---Yes，we should，we ________ such bad luck up till now，and time _______ out．（ ）
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| A． | to read | B． | being read | C． | to be read | D． | reading |
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| A． | pull my leg | B． | rain cats and dogs | ||
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