[ Prepositions ]
Please turn out the lights _____ you go to bed.
A. after
B. as soon as
C. while
D. before

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take, make, doGerunds & Infinitives + VocabularyFuture SimplePast or Present Verb TenseGerund, Infinitive & ModalsAdjectives & PrepositionCountable & Uncountable NounsPast Tense vs Present Perfect TenseThere is, There are, Some, AnyTenses and StructureOther quiz:
Modal Verbs for Permission and Obligation › ViewFormulate a sentence using ‘may’ to ask for permission.
A. May I go to the store?
B. May I turn off the lights?
C. May I leave the room?
D. May I have a cookie?
Grammar › View
An elephant ___________________ small.
A. am not
B. is not
C. are not
Grammar › ViewYesterday, i ________ my father to the supermarket.
A. follow
B. follows
C. following
D. followed
Past Tenses › View
He (never try) sushi before he (visit) Japan.
A. He had never tried – he visited
B. He never tried – he visited
C. He had never tried – he was visiting
D. He had never tryed – he visited