[ Vocabulary and Idioms ]
When there is a surplus electricity on the grid, these facilities use that power to pump water from the lower _______ to the higher one.
A. reservoir
B. lake
C. puddle
D. pond
Select your answer:
Random Topics:
Flesh out vs. Flush out Plurals Regular VerbGrammar : Structural Common ErrorsAdverbial Clause / If / ComparativesConditionalSynonym and AntonymFuture or PastTenses & Passive
Other quiz:
Phrasal Verb › ViewHer legs felt weak, and she sat heavily on the curb, struggling to control her breathing so she didn’t ______.
A. kick around
B. throw away
C. take off
D. bring up
E. pass out
Mixed General Quiz › View
However, they are all ruled by one King or Queen and one Parliament ___ is based in London.
a. who
b. which
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