[ Tenses ]
What is the correct verb form in the sentence: “I didn’t know that.”?
A. Present simple
B. Present continuous
C. Past simple
D. Future simple

Random Topics:
Verb Tenses and Sentence StructureSimple Tenses in EnglishLinking Words and ConjunctionFirst ConditionalGerunds, Infinitives and Modals of PossibilityConditional and SubjunctivePassive to ActivePrepositions - ConjunctionsDefinite and Zero ArticleInfinitive GerundOther quiz:
Grammar › ViewTom _________ (take) a bus to work. He _________ (prefer) to walk.
A. Doesn’t take – prefers
B. Isn’t take – prefer
C. Not takes – is preferring
D. Don’t take – prefers
Grammar › View
Science, especially physics and chemistry, ________ my favourite subject.
A. had been
B. have been
C. is
D. are
Conjunctions - Connectors › ViewI set the alarm clock for 5 AM every morning ___ I won’t be late for Subuh prayer
A. in order to
B. so as to
C. so that
D. to
Subject-Verb Agreement › View
People (is / are) often ten or twenty years behind the times in their knowledge of the world.
A. Is
B. Are
