The Caribbean monk seal ____ the only species of seal that ____ made extinct by humans. It ____ declared extinct in 2008
A. was – was
B. was – is
C. is – was
D. is – is
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Unless If First ConditionalPresent Perfect and Simple Past TensePresent Perfect and Past TensesCorrelative Conjunction & Complex SentencesAdjectives with -ED and -INGHas Got & Have GotModal Verbs in ConditionalsMust / must notModals and Modal PerfectsVerbs, Tenses, and VocabularyOther quiz:
Grammar › View. How does knowledge of grammar help individuals?
A. By making language more complicated
B. By restricting creativity in writing
C. By improving communication, precision, and expression
D. By limiting the number of words used
Grammar › View
The river is ________ the bridge.
A. over
B. under
C. above
D. beside
Adverb Clauses › View__________ it was too late to have dinner, we decided to watch a movie.
A. Until
B. Because
C. Although
D. Before
Tenses › View
Choose the most suitable form of verb for the sentence below.
We _________ just _______an apple tree.
A. have, planted
B. has, planted
C. are, planting
D. were, planted