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【单选题】
I called Mr. Smith at his office this morning, but the voice______answered the phone was not his.A.
which
B.
who
C.
as
D.
whom
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举一反三
【单选题】某校中学生参加电视台“异想天开”节目栏的活动,他们指出了下列四个设想方案,哪些从理论上讲是可行的
A.
制作一个装置只从海水中吸收内能全部用来做功
B.
发明一种制冷设备,使温度降至绝对零度以下
C.
汽车尾气中各类有害气体排入大气后严重污染了空气,想办法使它们自发地分离,既清洁了空气,又变废为宝
D.
将房屋顶盖太阳能板,可直接用太阳能解决照明和热水问题
【单选题】某校中学生参加电视台“异想天开”节目栏的活动,他们指出了下列四个设想方案,哪些从理论上讲是可行的( )
A.
制作一个装置只从海水中吸收内能全部用来做功
B.
汽车尾气中各类有害气体排入大气后严重污染了空气，想办法使它们自发地分离，既清洁了空气，又变废为宝
C.
将房屋顶盖太阳能板，可直接用太阳能解决照明和热水问题
【单选题】Paleontologists hypothesize that modern birds evolved from the family of dinosaurs that included Tyrannosaurus rex. This hypothesis would be strongly supported if evidence that dinosaurs from this fam...
A.
Fossilized dinosaurs have shown many birdlike characteristics, such as bone structure and winglike arms.
B.
If birds are in fact the descendants of dinosaurs, then it can be argued that the dinosaurs never really died out.
C.
Flying dinosaurs such as the Pteranodon, which is not thought to have been related to modern birds, do not appear to have had feathers.
D.
Soft tissues such as skin and feathers do not fossilize like bones, and therefore are far less likely to have left permanent evidence in the fossil record.
E.
The thousands of dinosaur fossils excavated by paleontologists represent only a tiny fraction of the billions of dinosaurs that once lived.
【判断题】The traditional family was a nuclear family and the modern family is,too.
A.
正确
B.
错误
【单选题】The design of the modern architecture concentrates on usefulness _____ decoration.
A.
rather than
B.
more than
C.
other than
D.
instead
【单选题】In modern linguistics, speech is regarded as mor ebasic than writing, because_______.
A.
in linguistic evolution, speech is prior to writing
B.
Speech plays a greater role than writing in terms of the amount of information conveyed
C.
Speech is always the way in which every native speaker acquires his mother tongue
D.
All of above
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