The 4 stroke engine cycle ________ also called the Otto Cycle.
A. is
B. are
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Main Idea and Sentence StructurePresent Simple x Present ContinuousArticles with Proper NounsGrammar (Adverbs, Prepositions, Prepositional Phrases)Demonstrative SpeechFirst Conditional SentenceSimple Past TensePast Perfect and Past Perfect ContinuousWill vs be going toPresent & Past TensesOther quiz:
Grammar › ViewBotanists recognize over fifty different species of sunflower, and variance exists even in those species. One species, the silverleaf sunflower, ______ both an early-flowering ecotype that tends to grow in coastal areas and a late-flowering ecotype that grows inland.
Which choice completes the text so that it conforms to the conventions of Standard English?
A. encompassing
B. to encompass
C. encompasses
D. having encompassed
Mixed General Quiz › View
My colleagues are ___ of the nicest people I know.
a. some
b. sum
I need a ___ of fresh air.
a. breath
b. breathe
General Knowledge › View
How many 1 cubic inch marbles are necessary to cover a 30ft x 40ft gymnasium to a depth of 2 ft?
A. 144,000
B. 12,000
C. 80,000
D. 24,000