[ Grammar and Sentence Correction ]
Did you hear a (nock, knock)?
A. nock
B. knock

Random Topics:
Verbs: Will & Going toPresent simple or Past simpleModals - Conditionals - Future TensesAuxiliaries VerbGerunds and InfitinitivesPast ModalsPresent Perfect Simple vs ContinuousVocabulary and Verb TensesGiving and Asking for AbilityPast Simple TenseOther quiz:
Grammar › ViewThey opened the box to see what it _____
A. include
B. contain
C. contained
D. involve
E. involves
Grammar › View
……….. you don’t hurry, you’ll be late for school again.
A. Unless
B. If
Grammar › ViewHow are non-restrictive clauses set apart from the main clause?
A. By commas
B. By dashes
C. By parentheses
D. By semicolons
Preposition of Time › View
I can’t work _______ night.
A. in
B. on
C. at
D. X
