[ Grammar ]
Upon hatching, _______
A. young ducks know how to swim
B. swimming is known by young ducks
C. the knowledge of swimming is in young ducks
D. how to swim is known in young ducks

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English for TourismPast ParticiplePast Simple & Past PerfectPassive Voice and Relative ClausesInterjection & Prepositional PhrasesDegree of ComparisonAdjectives and AdverbsHow much and how manyPast Perfect Simple TenseIf Conditional Zero and OneOther quiz:
Conjunction › ViewShe passed her driving test, _____ she made a lot of mistakes.
A. despite
B. even though
Vocabulary › View
unsuccessful
A. treaties
B. gory
C. wage
D. vain