[ Vocabulary ]
composed of two or more separate elements chemically combined
A. atom
B. element
C. compound
D. molecule

Random Topics:
Prepositions of MovementContrastive ConjunctionsGerunds and Infinitivestoo / enoughWish SentenceVerb PhraseVerbs & Verb TensesTense,noun,preposition,quantityRegular and Irregular VerbsAdverbial Clause, Noun ClauseOther quiz:
Grammar › View” What do you think of our new colleague?”
“Do you mean the one who _____ last week?”
A. was hiring
B. was hired
C. hired
D. hiring
Grammar › View
If he _____ us, we would have gone.
A. invites
B. invited
C. had invited
D. will invite
Conjunctions › ViewNatalie likes ___ milk ___ cream cake.
A. neither … nor
B. since
C. unless
Subject Verb Agreement › View
Mary and John usually … together.
A. play
B. plays
