[ 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

Random Topics:
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:
Relative Clause › ViewThis is the road ……………….. leads to the park on Coast Road.
A. where
B. when
C. what
D. that
Preposition › View
For centuries now, most of the resources of nations have been devoted ……… the military ……….. the development of better weapons and fortifications.
A. for/through
B. to/for
C. on/along
D. by/with
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
