While the students ______ about Vo Thi Sau, the teacher came in.
A. talked
B. were talking
C. talks
D. talk

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Present Simple & Present Continuous TensesEnglish for TourismDefinite pronouns (Subject, Object, Reflexive)Grammar and EssaySubordinate ConjunctionsPrepositions and Preposition PhrasesGrammar Comma UsagePast Simple and Past ContinuousActive and Passive voicePassive Voice of TensesOther quiz:
Grammar › ViewCopyrighted material is generally the property of the author and cannot to be duplicated by others for profit. Which one is incorrect word/phrase?
A. cannot
B. to
C. be duplicated
D. by
Vocabulary › View
An investor is someone who:
A. Buys goods for personal use
B. Puts money into financial schemes, property, etc., with the expectation of achieving a profit
C. Sells goods in a market
D. Manages a company
Vocabulary › ViewTo continue; carry on; keep in existence
A. objection
B. maintain
C. reliable
D. current
Grammar › View
Which answer best/correctly combines the two sentences below? Deer eat grasses. Deer eat acorns. Deer eat leaves.
A. Deer eat grasses, acorns, and leaves.
B. Deer eat grasses and they eat acorns and they eat leaves.
