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【单选题】
在无限远物面与像方焦平面的共轭面中，横向放大率为( )。A.
±∞
B.
＋∞
C.
－∞
D.
0
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【简答题】“鞠躬尽瘁，具见开济老臣怀抱”是对（）的评价
【单选题】Put the letter ______ he can find it easily.
A.
in which
B.
at which
C.
where
D.
which
【单选题】听力原文：W: I Can't bear the air pollution in this city any more. It's getting worse and worse. The sky looks grey most of the time． M: You said it! We've never had so many factories before. Q: What does ...
A.
The air pollution is caused by the development of industry.
B.
The city was poor because there wasn't much industry then.
C.
The woman's exaggerating the seriousness of the pollution.
D.
He might move to another city very soon.
【单选题】The question that puzzled us is _____ we can get rid of the air pollution in the area.
A.
that how
B.
how is it that
C.
what is it
D.
how it is that
【单选题】Woman: I can't bear the air pollution in this city any more. It's getting worse and worse. Man: You said it. We've never had so many factories before. Question: What does the man mean?
A.
The air pollution is caused by the development of industry.
B.
The city was poor because there wasn't much industry then.
C.
The woman's exaggerating the seriousness of the pollution.
D.
He might move to another city very soon.
【单选题】听力原文：W: I can't bear the air pollution in this city any more，It's getting worse and worse，The sky looks grey most of the time． M: You said it! We’ve never had so many factories before. Q: What does th...
A.
The air pollution is caused by the development of industry.
B.
The city was poor because there wasn't much industry then.
C.
The woman's exaggerating the seriousness of the pollution.
D.
He might move to another city very soon.
【简答题】根据我国《著作权法实施条例》第二条，著作权法所称作品，是指文学、艺术和科学领域内具有（ ）并能以某种有形形式复制的智力成果。
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