A．Heater.B．Steamer.C．Converter.D．Shower.
A. Heater.
B. Steamer.
Converter.
D. Shower.
查看答案
Kenya is cited as an example to show that ______.
A. poor countries' economy will continue to prosper
B. poor countries should not only rely on agriculture
C. poor countries should fight to reduce trade tariffs
D. poor countries should be given fair treatment
A．Scientists are great persons.B．Scientists make discoveries and apply them to help pe
A. Scientists are great persons.
B. Scientists make discoveries and apply them to help people live a good life.
C. They owe much to scientists' contributions.
D. They can be influenced by scientists when they are together.
A．By helping them prepare for possible dangers.B．By answering calls.C．By sending infor
A. By helping them prepare for possible dangers.
By answering calls.
C. By sending information to City Hall.
D. By putting out fires.
A．As examples of pure scientists.B．As examples of scientists who represented the best
As examples of pure scientists.
B. As examples of scientists who represented the best of each century.
C. As examples of scientists who made practical as well as theoretical contributions.
D. As examples of engineers who knew something about pure science.
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