There are agreed rules in each family that its members __________ follow.
A. don’t have to
B. must
C. mustn’t
D. had to

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Present Continuous, Present Perfect and Used toSubject/Verb Agreement with Collective NounsNouns, Articles, DeterminersModals and Past ModalsSimple Present and Past TensesPoetry VocabularyTake or PutObject PronounCommon ErrorTenses and VoiceOther quiz:
Grammar › ViewRewrite the following sentence, using perfect participles
After I watched the documentary about wildlife, I made a donation to an environmental society.
A. Watched the documentary about wildlife, I made a donation to an environment society
B. Having watched the documentary about wildlife, I made a donation to an environment society
C. Watching the documentary about wildlife, I made a donation to an environment society
D. To have watched the documentary about wildlife, I made a donation to an environment society
Grammar › View
I can imagine _______ on the Moon.
A. travelling
B. travel
C. travels
D. to travel
Grammar › ViewDid you buy new perfume? It … really nice.
A. smells
B. is smelling
COUNT - NONCOUNT NOUNS › View
Jack Sanderson describes his latest novel as a work in progress
A. COUNT NOUN
B. NON-COUNT NOUN
