【单选题】【消耗次数：1】
本课程提到，日本单反相机技术的发明属于（）。
①
原始创新
②
合作创新
③
引入—消化吸收—再创新
④
集成创新
参考答案：
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相关题目
【单选题】
下列关于单反相机描述错误的是（）
①
又称单镜头反光式取景照相机
②
用单镜头，并且光线通过此镜头照射到反光镜上头
③
“单镜头”是指摄影曝光光路和取景光路共用一个镜头
④
“反光”是指相机内两块平面反光镜将两个光路分开
随机题目
【单选题】
We’ve missed the last bus, I’m afraid we have no _______ but to take a taxi.
①
way
②
choice
③
possibility
④
selection
【单选题】
England is an island country. _______ consists of three principal islands, and _______ climate is generally mild.
①
She；her
②
She；its
③
He；his
④
It；its
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There was so much noise in the classroom that the teacher couldn’t make himself _______.
①
heard
②
hearing
③
to hear
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hear
【单选题】
He will surely finish the job on time _______ he is left to do it in his own way.
①
in that
②
in case
③
as far as
④
so long as
【单选题】
When the girl heard the news, she could do nothing but ______ back home.
①
going
②
went
③
to go
④
go
【单选题】
Due to the fact that she was naturally timid, she shrank from any ____ social and cultural activities.
①
comprehension of
②
study on
③
success in
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participation in
【单选题】
The shop offers almost everything（）ranges from inexpensive to very expensive.
①
that
②
which
③
who
④
in which
【单选题】
I am unhappy because she accepted my invitation _______ .
①
passively
②
extremely
③
undoubtedly
④
unwillingly
【单选题】
It’s getting late and I have to leave now.____________
①
So soon! I hope youve enjoyed it.
②
Have a cup of tea.
③
Not at all.
④
How about a cup of coffee?
【单选题】
You can experience a fast internet connection in（）the same way as you do in the office.
①
more
②
much
③
better .
④
most