更多"Techniques to employ the energy of "的相关试题:
[单项选择]Techniques to employ the energy of the sun are being developed.（）
A. convert
B. store
C. use
D. receive
[单项选择]Techniques to {{U}}employ{{/U}} the energy of the sun are being developed.
A. convert
B. store
C. utilize
D. receive
[单项选择]Scientists employ many modern techniques to ______ the origin of the world.
A. watch
B. grasp
C. treat
D. probe
[单项选择]Which living things can use sun energy directly
A. Animals.
B. Plants.
C. Both animals and plants.
D. All living things.
[单项选择]The natural forms of energy are the sun, the wind, the sea ______ heat from the center of the earth.
A. as well as
B. as well
C. so well as
D. so well
[单项选择]The energy gained from the sun can then be used during the hight to enable the necessary chemi-cal reactions to _______ in his body.
A. conduct
B. proceed
C. progress
D. practice
[单项选择]______ energy which the sun radiates goes in every direction, and only ______ minute part of it falls on the earth.
A. The, a
B. /, a
C. /, the
D. The, /
[单项选择]How much energy given off by the sun reaches the earth
A. 100 % but indirectly
B. 5 %
C. 50 %
D. only a very tiny amount
