[ Grammar ]
The hydrogen car is the ……….. car of all
A. clean
B. cleaner
C. cleanest

Random Topics:
Prepositions - ConjunctionsSentencesPast Tense vs Future TensePoetry VocabularyVocabulary Spelling GrammarGerundsConjunctions - ConnectorsConstrative ConjunctionModal PossibilitiesPresent Perfect TenseOther quiz:
Grammar › View———— water.
A. a
B. an
C. some
D. any
Understanding Product Packaging and Tenses › View
She ______ they can solve this problem.
A. believe
B. believes
C. believed
D. believing
Grammar › ViewI like _____ gloves.
A. that
B. those
Grammar › View
Which sentence has a modal showing possibility?
A. There are many cats that would make good pets.
B. He will be at home tonight.
C. It might rain tomorrow.
D. We should take him a card.
