[ Grammar ]
Choose the correct verb from the choices
Both David Livingstone and Henry Morton Stanley (is, are) known as great explorers.
A. is
B. are

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Grammar - help/have/let/makeSynonym and AntonymConditional Sentence 0, 1Verbals and GerundsPrepotitionsPreposition of DirectionCan, Could, May, MightIndependent/Dependent Clauses & Relative ClausesHow much or How many?Past Tense vs Present Perfect TenseOther quiz:
Mixed General Quiz › ViewHiking trails in the mountains are popular with ___.
a. hiking
b. hiked
c. hikers
Grammar › View
When Marie Curie discovered radium, the elements’ properties and potential were not fully understood.
A. NO CHANGE
B. the elements property’s and potential
C. the element’s properties and potential’s
D. the element’s properties and potential
Grammar and Vocabulary › View. The teacher thinks the students _______ enjoy the trip.
A. will
B. are going to
C. was
D. may
Grammar › View
He is __________ managing the entire project.
A. afraid of
B. well-known for
C. responsible for
D. suitable for
