Orbiting from 2.7 to 3.6 billion miles from the sun, …………………..
A. the astronomer Clyde Tombaugh discovered Pluto in 1930
B. Pluto was discovered by the astronomer Clyde Tombaugh in 1930
C. it was in 1930 that the astronomer Clyde Tombaugh discovered Pluto
D. the discovery of Pluto was made by Clyde Tombaugh in 1930

Random Topics:
take, make, doCorrelative Conjunction & Complex SentencesPerfect Verb TensesGrammar - Verb FormsAdjective / Noun + to InfinitiveVerb Tenses and Subject Verb AgreementPlaces in TownPast Tense, Recount Text, and Future TenseIn/On/At + TimeVerb Tenses and Sentence StructureOther quiz:
Conjunctions › ViewChoose the correct conjunction to complete the sentence: ‘The engine room was flooded, _____ the engineers managed to repair the damage.’
A. and
B. so
C. because
D. but
Grammar › View
I don’t like watching film, _________ I never go to the cinema.
A. and
B. or
C. but
D. so
Grammar › Viewa group of elephant _____________some food.
A. is finding
B. are finding
C. was finding
D. were finding
Grammar › View
Before I retired I _____ have much time to read because I was too busy.
A. used to
B. got used to
C. never used to
