【名词&注释】
食物链(food chain)、人为因素(human factor)、电磁波(electromagnetic wave)、红外线(infrared)、教育家(educator)、砍伐森林(deforestation)、《钦差大臣》(the government inspector)、不等于、波的传播速度(propagation speed of wave)、形容词性物主代词
[单选题]由于人为因素，造成食物链缩短的有( )
A. 稻田养鱼
B. 开垦草原
C. 砍伐森林
D. 围湖造田
查看答案&解析
举一反三：
[单选题]29．The skirt is________
A. ￥15
B. $15
C. red and white
D. Band C
[单选题]（09赤峰）关于电磁波，下列说法正确的是（ ）
A. 在真空中电磁波的传播速度(propagation speed of wave)不等于光速
B. 红外线是一种电磁波，紫外线也是
C. 超声波是一种电磁波，能在真空中传播
D. 电磁波只能传播声音和图像，不能传递能量
[单选题]下面各项中表述错误的一项是( )(2分)
A. 《钦差大臣》(the government inspector)的作者是果戈里，他是俄国作家。
B. 《背影》的作者是朱自清，字配弦，现代散文集、语文教育家。
C. 《鱼我所欲也》选自《孟子·告子上》。
D. 《白杨礼赞》的作者是陆蠡，他是现代著名作家。
[单选题]Mary ________ vegetables．
A. don 't like
B. doesn’t like
C. doesn’t likes
D. don’t likes
[单选题]38_______.
A. much
B. many
C. more
D. most
[单选题]44__________.
A. cities
B. towns
C. villages
D. countries
[单选题]9． Miss Li is________ music teacher． We all like her very much．
A. we
B. us
C. our
D. ours
[单选题]14．
A. and
B. but
C. or
D. with
[单选题]A
Her name is Mary． She comes from America． She is in China with her father and mother． She can speak a little Chinese． She studies in No． 80 Middle School in Tianjin．She is in the same school as her parents(father and mother)． She is a good student． She goes to school six days a week． She likes getting up early． She doesn’t like to be late．She often goes to school very early． But today she gets up late． So she gets to the classroom at 7：30． But there aren’t any students in it． She is not late． She is still early． It’s Sunday today． The students are all at home．
( )21．Mary is from _______．
A. She comes from merica． She is in China with her father and mother． She can speak a little Chinese． She studies in No． 80 Middle School in Tianjin．She is in the same school as her parents(father and mother)． She is a good student． She goes to school six days a week． She likes getting up early． She doesn’t like to be late．She often goes to school very early． But today she gets up late． So she gets to the classroom at 7：30． But there aren’t any students in it． She is not late． She is still early． It’s Sunday today． The students are all at home．
B. Mary is from _______．
C. merica
D. China
E. No． 80 Middle School
F. Tianjin
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