[ Vocabulary ]
What is a trace of an ancient organism that has been preserved in rock?
A. oxygen
B. skeleton
C. aluminum
D. fossil

Random Topics:
Relative ClausesGrammar: so and suchThere is or There areAuxiliary Verbs, if, unless and ModalTo Infinitive or Bare InfinitiveModal Verbs for PossibilityGrammar - Punctuation of SentencesGrammar - Present PerfectModal AuxiliariesSubordinating ConjunctionsOther quiz:
Verbs & Adverbs › ViewFill in the blanks with the correct auxiliary verb:
She ______not believe in superstitions.
A. am
B. does
C. has
D. have
Mixed General Quiz › View
It is illegal to ___ goods door to door.
a. pedal
b. peddle
If only tomorrow _____ fine.
A. will be
B. were
C. would be
D. had been
Tenses › View
Lily ____ her art for a long time, and she often ____ pieces in local galleries.
A. was creating / displayed
B. has been creating / displays
C. created / is displaying
D. creates / has displayed
