[ Grammar ]
I had no idea ________ you were an only child.
A. who
B. that
C. what
D. whether
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Common Grammar Mistakes and Spelling TipsTenses and ComparisonsModals - Reported Speech - ConditionalsVocabulary and GrammarGerunds/InfinitivesPersonal PronounModals and Active and Passive VoicePresent Simple Positive and NegativeTime ConjunctionsModal Verbs for PossibilityOther quiz:
Grammar › View. What is the function of the preposition ‘at’?
A. To indicate a specific point or location.
B. To show a relationship between two nouns.
C. To express time duration.
D. To indicate a comparison between two things.
Modal Verbs › View
This supermarket is __________ I can never find what I want to buy.
A. very big
B. too big
C. so big that
D. such big that
Articles › ViewChoose the correct article: “I saw ___ cat in the garden.”
A. a
B. an
C. the
D. no article
Vocabulary › View
a quadrilateral whose opposite sides are parallel and equal.
A. parallelogram
B. equilaterial
C. vertical
D. congruent