The power produced by the waves, tide and wind . Hydrogen .

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问题 The power produced by the waves, tide and wind ______.
Hydrogen ______.

选项 A、is a widely-used fuel
B、is not yet in general use as a fuel
C、is not a particularly easy fuel to store
D、is a more economical fuel than wind energy

答案B

解析细节题。文章最后一句中讲到“unless…we move to the widespread use of a fuel like hydrogen”，这是假设氢燃料的广泛使用，可见氢燃料尚未普遍使用。

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英语

成考专升本

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The power produced by the waves, tide and wind ______. Hydrogen ______.

英语

成考专升本

毛泽东在《发刊词》中所说的“伟大工程”是指()

InCaliforniathenumberofhomesandbusinessesthathavelostpowerare______.Californiautilitiescouldn’tgetsupplierst

Thefirstsailorpretendedtobeillbecausehewantedto______.Whichofthefollowingbestsummarizesthepassage?

Workersinthefinearts______thoughtsandfeelingsthroughtheircreativeworks.

ThewinterinIcelandhasbeenone0ftheworstever.AnanimalthatwasborninIcelandandjustreturnedtherehasenjoyedthe

It’shightimewe______himaregisteredletter.

Themysteryguestontheshowis______otherthanthepresident.

EversincePicasso’spaintingwentonexhibit,there______largecrowdsatthemuseumeveryday.

Withitsexpensivefurnitureandcarefully______colourscheme,theroomlookedquiteluxurious.

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