[ Subjunctives ]
Many argue that the world will never make the switch to cleaner forms of energy … easily obtainable soil sources remain.
A. suppose that
B. providing that
C. unless
D. as long as

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Noun and PronounSimple Present Tense vs Present Continuous TensePrepositions after VerbsPresent Simple VS ContinuousAdverbs by TypeA(n), the, no articleVerbal CommunicationPast Narrative TensesGrammar Double Object VerbsPresent simple or Past simpleOther quiz:
Conjunction › ViewThe conductor_______gives the musicians non-verbal signals with his hands or by using a small stick called a baton.
A. whether
B. either
C. neither
D. both
Modal Verbs › View
Sunisa promised that she ____________ late.
A. is going to be
B. will be
C. wouldn’t be
D. won’t be
Grammar › ViewThe contractor renovated our kitchen last month.
A. Passive
B. Active
Grammar › View
These books … to the library next week.
A. have to return
B. has to be returned
C. have to be returned
