自考专升本为大家收集并整理了2007年4月自考英语二考试真题填空测验部分，希望对大家有所帮助。
2007年4月高等教育自学考试全国统一命题考试
英语（二）试卷
课程代码：00015
Ⅱ.Cloze Test(10 point each)
The basic principle of radar is illustrated by what happens when one shouts in a e. The echoof the shouting 11 the walls helps a person determine the size of i cave. With radar, however , the waves are radio waves instead of 12 waves. dio waves travel 13 the speed of light, about 300,000 kilometers in a second. A lar set 14 a short burst of radio waves. Then it receives the echoes 15 when waves bounce (Silt) off objects. By determining the time it 16 for the echoes to imi to the radar set, a trained technician 17 determine the distance between the [ar set and other objects. The word “radar”, 18 , gets its name from the term dio detection and ranging.“ ”Ranging“ is the term for detection of the 19 between object and the radar set.
Besides being of critical importance to pilot, radar is 20 for air traffic control, tracking ships at sea, and for tracking weather systems and storms.
11.A. through
B. for
C. on
D. against
12.A. sound
B. light
C. heat
D. tide
13.A.in
B. at
C. over
D. on
14.A.sends out
B.works out
C. figures out
D. puts out
15.A.producing
B. produced
C. produce
D. produces
16.A. spends
B. takes
C. kills
D. makes
17.A. can
B. must
C. ought to
D. has to
18.A. incase
B. in turn
C. in short
D. in fact
19.A. length
B. width
C. distance
D. space
20.A.Eventual
B.internal
C.external
D.essential
以上就是2007年4月自考英语二考试真题填空测验部分，更多真题+答案可关注公众号：【高升专升本】或添加微信：18650190801 获取；
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