[ Grammar and Vocabulary ]
If people ______ on Mars, they _______ need a biosphere.
A. lived / would
B. will live / will
C. live / don’t
Select your answer:

Random Topics:
Adverb Of PlaceModals of Obligation and NecessityGrammar - TOEICPresent, Past and Future TenseInfinitives and ING FormsVerbs and Subject Verb AgreementSimple Present ProgressiveVerb PhraseCountable QuantifiersModals and Daily VocabularyOther quiz:
Present Simple Tense › ViewHe_____ _____good today.
A. isn’t feel
B. isn’t feels
C. doesn’t feels
D. doesn’t feel
Reported Speech and Subjunctive › View
She encouraged ……. more effort.
A. her daughter making
B. to make her daughter
C. her daughter to make
D. to having her daughter made
