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共61小题，约2900字。

　　黑龙江省庆安三中2012-2013学年度（上）高一期中英语试题命题人张影
　　1 Population experts say that by 2050 the world will have about 2 billion people aged over 60,____as today.
　　A as three times        B  three times as many    
　　C  three times many   D  three times many as
　　2 Cucumber contains a high content of vitamin  C which is five times higher than _____of watermelon.
　　A  ones         B it             C   that               D those
　　3 If you are able to create a positive ______towards reading in your home ,your children will be more likely to seet reading as a way to gain praise
　　A  belief    B  attitude    C   practice   D  habit
　　4 After being questioned by the police , he admitted ____in the supply of drugs over a 20-year period.
　　A  to be involved    B   being involved  C  involved   D  been involving
　　5 Your life insurance should be enough to ____any funeral costs as well as debts that you may have accumulated.
　　A  adopt    B  hold  C  cover  D  load
　　6 Moreover,27.6 percent of  those ____preferred reading on their mobile phones, which was 4.6 percent higher than last year.
　　A  surveying   B to survey  C  surveyed  D  having surveyed
　　7 A car engine cannot run smoothly without motor oil.____ our body cannot function efficiently without vitamins.
　　A  fortunately    B  Gradually  C  Similarly  D  Confidently 
　　8 ___Hi, Tom._____?
　　___ well .Long time no  see! I miss you very much.
　　A  What are you doing    B  What is going on
　　C How do you like it      D  How is it going
　　9 I have always wanted to go to a good place in the country for a holiday , and now I___about where it should be.
　　A thought   B  had thought  C  was thinking   D  am thinking
　　10 ____ wisest alternative is to work hard today in order that we will enjoy ____better tomorrow.
　　A  The;the  B  A ; a  C  The ; a   D  A ; the
　　11 As ____the house ,I noticed a light on u pstairs, which made me quicken my pace towards the doorway.
　　A   left    B  passed   C  entered    D  approached
　　12 This is the second time I____a call from that telephone number.
　　A  have received   B  had received   C  received    D   receive
　　13 Wait for a while .I will get you something to drink.
　　Don’t ____.I have to leave now.
　　A  worry   B  interrupt  C  disturb   D  bother
　　14 So diffcult____it to fit in at school that she decided to  drop out.
　　A found she   B  did she find   C  she found   D  she did found
　　15 China’s economy expanded 8.1 percent in the first quarter from a year earlier,___the slowest pace in almost three years.
　　A   marking   B  to mark  C   having marking  D  marked
　　16 She went to American two years ago .She ____there for half a year and then went to Japan.
　　A  would work   B  worked   C  would be working   D has been working
　　17 Interestingly, the pet dog has been____to carry newspapers for its master.
　　A  trained   B  checked   C   changed   D  turned
　　18 The price of oil is increasing so rapidly.