[ Vocabulary ]
What is the main source of energy for producers and food chains?
A. Snickers candy bar
B. Fertelizer
C. Sun
D. Monster Energy Drink

Random Topics:
ComparisonArticlePassive with ModalsFirst ConditionalHave vs. HasGrammar and Sentence CorrectionSentence StructureConditionalsCommunicative GrammarVerb, Object, PrepositionOther quiz:
Parts of Speech and Compound Sentences › ViewYou’ve been silent _____ we board the plane. Are you scared?
A. since
B. until
C. unless
D. though
Present Tense (Negatives and Questions) › View
______ Peter and Tony ______ (have) enough electronic devices?
A. Do, have
B. Does, have
C. Do, has
D. Does, has
Grammar › View“Isn’t that you uncle over there?”
“Well, he … , but he and my aunt got divorced last year.”
_
A. used to be
B. would be
C. was being
D. was used to
Grammar › View
wardrobe
A. countable
B. uncountable
