[ Word Form & Verb Tense ]
People can develop health problems and become ill if they breathe _____ air
A. pollution
B. to pollute
C. polluting
D. polluted
Random Topics:
Grammar - PunctuationGrammar, adverbs of frequency placementGrammar - to beObject PronounPast ModalsReflexive Pronouns & Modal VerbsDegrees of AdjectivesIntermediate PrepositionsPast simple vs Present perfectPast Perfect and Past Perfect Continuous TenseOther quiz:
Will and Going to › ViewFill in the blank: ‘She ________ visit her grandmother next weekend.’
A. will
B. went to
C. is going to
D. going to be
Pronoun › View
The dog found ___ bone.
A. his
B. their
Grammar & Vocabulary › ViewWhich sentence is wrong?
A. I visited the Louvre museum.
B. I visited my best friend.
C. I visited a very popular city.
D. I visited a walk.
Grammar › View
She promised_________me a new guitar.
A. buying
B. to buying
C. buy
D. to buy