Topics: Grammar for TOEFL
Kepler’s Laws, principles outlining planetary movement, was formulated based on observations made without a telescope.
A. was
B. formulated
C. based
D. made
Select your answer:

Random Topics:
Tenses and Verb FormsApostrophes and GrammarModalsModal AuxiliaryPossessive Adjectives & Possessive PronounsVocabulary and IdiomsComparisionAdverbs of Manner, Likes and PreferencesLinkers and ConjunctionsHomophonesOther quiz:
Vocabulary › ViewWhich are synonyms for “opponents”?
A. partner, teammate
B. actual, genuine
C. enemy, competitor
The Past Simple › View
Timo _______ (eat) a big pizza last night.
A. eat
B. ate
C. eaten
